The phrase "a fortuitous event" is correct and usable in written English.
It can be used to describe an event that happens by chance, often in a positive or beneficial way.
Example: "Winning the lottery was a fortuitous event that changed his life forever."
Alternatives: "a lucky occurrence" or "an unexpected blessing".
The early drafts always had him getting rescued from the island at some point, through a fortuitous event.
"Cabaret" was the first show for which the marketing and casting departments of the theater had to deal with such a fortuitous event.
"What you describe as a success story for U.S.D.A. policy could more accurately be depicted as a fortuitous event," he wrote.
(Fontane loves to create plots in which the characters' own plots never quite work; for all the Poggenpuhls' agonized machinations, what saves them in the end is a fortuitous event).
The central idea of insurance is that it is based on the risk, not the certainty, of the occurrence of an event, and the millennium bug was not a "fortuitous" event but an entirely foreseeable one.
More debatable is Mr. Kelly's suggestion that the loss of a suitcase containing the young Ernest Hemingway's apprentice writings — his first wife, Hadley, was transporting his possessions to Switzerland in 1922, when the valise was apparently stolen — was actually a fortuitous event that forced him to develop his famous style and write the books he was capable of writing.
When my mother was born on February 23, 1932 (a most fortuitous event for me, personally), the DJIA closed at 62.
One thing we have learned from these cases is that to get a favorable ruling from the IRS, the investor must establish that he or she truly intended to roll over the funds in the first place and that the rollover was not a stroke of genius that occurred after he or she belatedly discovered the distribution was taxable or had some other fortuitous event providing cash for a rollover.
"I glowed at this fortuitous event," he said.
Perhaps this October 1st some fortuitous event will slip through the heavily policed merriment of the occasion?
The defeat of the Spanish Armada in 1588 and the nationwide glorification of Elizabeth I as the Virgin Queen in the wake of that fortuitous event also promoted the status of English just when Shakespeare had arrived in London and was beginning his career as an actor and playwright.
