Final answer:
The correct sentence is 'Por fin, voy a comer.' It means 'Finally, I am going to eat.'
Step-by-step explanation:
The sentence is grammatically incorrect. The correct sentence should be:
Por fin, voy a comer.
'Por fin' means 'finally' in English. It is used to indicate that something is happening after a long wait or expectation. So, the sentence 'Por fin, voy a comer' means 'Finally, I am going to eat'.
Learn more about Sentence structure in Spanish