Playing for *LIFE-CHANGING MONEY*---what is practical here?

[Masquerade]

If you're the best at the table then there will be many more such final tables in your career and there's no point getting hung up over this one. If you want to fold now then maybe you shouldn't have become pot-committed and becoming pot-committed without knowing exactly what you'll do in the rest of the hand given various scenarios doesn't seem like evidence of a great player. If you've got the odds just call. If you lose, you lose. So what?