What is the best way to get a fiction book published?

Victoria U asked: I heard that getting into the fiction world takes a lot of time. The best way I heard to get a fiction book published is to first write a non fiction book and then write a fiction book. Is this true, does it really work this way?

How realistic is it to publish a fiction book?

jdshelton3 asked:
I am currently writing a fiction book. A couple of people have read what I’ve done so far and think it is very interesting. They are encouraging me to finish it and look into getting it published. What are the odds of that really happening, though? I’ve already written approx [...]