Current Attempt in Progress During 2020, Pronghorn Corporation started a construction job with a contract price of $4.62 million. Pronghorn ran into severe technical difficulties during construction but managed to complete the job in 2022. The contract is non-cancellable. Under the terms of the contract, Pronghorn sends billings as revenues are earned. Billings are non-refundable. The following information is available 2020 2021 2022 Costs incurred to date $660,000 $2,310,000 $4,520,000 Estimated costs to complete 3,465,000 2,310,000 -0- Billings for the construction contract were as follows: 2020, $560,000; 2021. $2.150,000; and 2022, $1,910,000. Calculate the balance of the Contract Asset/Liability account at the end of each year using the percentage-of-completion method. (Do not leave any answer field blank. Enter O for amounts.) Calculate the balance of the Contract Asset/Liability account at the end of each year using the percentage-of-completion method (Do not leave any answer field blank. Enter O for amounts) December 31, 2020 Balance of the Contract Asset/Liability $ eTextbook and Media December 31.2021 December 31 Calculate the balance of the Contract Asset/Liability account at the end of each year using the zero-profit and completed-contract methods. (Do not leave any answer field blank. Enter O for amounts) December 31, 2020 December 31, 2021 December 31 Balance of the Contract Asset/Liability $ 1313