On October 1, 2017, Pronghorn Inc. entered into a contract to sell a custom van to Smith Tours for $36, 600. Under the contract, Smith is to pay Pronghorn $4, 800 on October 10, 2017 and pay the remainder of the purchase price upon delivery (scheduled for October 31, 2017). Smith makes the $4, 800 payment in a timely manner. Pronghorn delivers the van (with cost of $28, 200) on October 31, 2017. Prepare Pronghorn's journal entry on October 1, 2017. (Credit account titles are automatically indented when amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter 0 for the amounts)