Pronghorn, Inc. began work on a $7,013,000 contract in 2020 to construct an office building. During 2020, Pronghorn, Inc costs of $1,423,830, billed its customers for $1,157,000, and collected $994,000. At December 31, 2020, the estimated ac costs to complete the project total $3,169,170. Prepare Pronghorn's 2020 journal entries using the percentage-of-completion method. (Credit account titles are autom indented when amount is entered. Do not indent manually. For costs incurred use account Materials, Cash, Payabl entry is required, select "No entry" for the account titles and enter 0 for the amounts.) Account Titles and Explanation Debit Credit (To record costs incurred.) (To record billings.) (To record collections.)