create a bidding form

what is I use one form for customers and its about bidding will the form analysis summary number for me like who is the winner on bidding on this product .

You can use reports to sort out the highest bid.

You may try the grid listing report and use the sort on the bid column.

https://www.jotform.com/help/105-how-to-create-a-grid-listing-report

Please check it out and let us know if this fits your requirements.