That sounds like something you could do with a spreadsheet if i am reading it correctly:
Create rows of amount, daily weekly and result, then under result place
Code:
 =a2*b2*c2
(if your amount, daily and weekly are in a2, b2, and c2 ) Click the lower right corner of the cell and drag it down for as many companies as you would like to compare (if using excel), then simply fill in ur data and print it out.
Here is a working spreadsheet