P7-5 Analyzing and Interpreting the Effects of Inventory Errors LO7-5 The statements of earnings for Pruitt Company summarized for a four-year period show the following (amounts in thousands of dollars) 2021 $3.725 2.355 1,370 Sales revenue Cost of sales Gross profit Operating expenses Pretax earnings Income tax expense (40%) Net earnings 2020 $ 4,150 2,477 1,673 683 990 396 $ 2019 $4,400 2,532 1,768 708 1,060 660 2018 $4,675 2,963 1,712 712 1,000 400 $ 500 710 284 426 424 $ $ 636 An audit revealed that in determining these amounts, the ending inventory for 2019 was understated by 556. Required: 1. Revise these statements of earnings to reflect the correct amounts. (Do not round intermediate calculations. Round the final answers to the nearest dollar amount.) PRUITT COMPANY Corrected Statement of Earnings 2021 2020 2019 2018 Sales revenge Cost of sales Cross profit Operating expenses Protax earnings Income tax expense Not earnings 2. Did the error affect the cumulative net earnings for the four year period? Not affected O Affected 3. What effect did the error have on the income tax expense for 2019 and 2020? (Do not round intermediate calculations, Round the final answers to the nearest dollar amount) Income tax expense 2020 2019