The is a (very large)
document on our Tech Tips page that describes the layout of every importable file in Adagio. You should probably review the video on how Imports work generally:
Although I said that you might enlist some expert help if this was going to be a recurring requirement, it might be even more valuable to invest it if this is going to be a one-time event. With a copy of your database and the Excel spreadsheet you are trying to load, someone might be able to get the quote into your database more quickly than you going through all this material.