I figured it out. I had an extremely small piece of wav sound way far away from the end of my song. I pressed clt A to highlight everything then glued it together. One of my tracks was extremely long exposing the error and the explanation of why exporting my song was taking so long.
I am happy that you found the solution to your own problem. I am even happier that you came back and posted the answer on the forum. Now others who have the same problem will be able to learn from your solution.