Please explain 2nd answer

Required information [The following information applies to the questions displayed below.) Raleigh Department Store uses the conventional retail method for the year ended December 31, 2019. Available information follows: a. The inventory at January 1, 2019, had a retail value of $53,000 and a cost of $36,930 based on the conventional retail method. b. Transactions during 2019 were as follows: Cost 6,700 Gross purchases Purchase returns Purchase discounts Gross sales Sales returns Employee discounts Freight-in Net markups Net markdowns Retail $327,870 $570,000 18,000 5,800 568,000 7,500 2,000 30,500 33,000 18,000 Sales to employees are recorded net of discounts. c. The retail value of the December 31, 2020, inventory was $61,880, the cost-to-retail percentage for 2020 under the LIFO retail method was 70%, and the appropriate price index was 104% of the January 1, 2020, price level. d. The retail value of the December 31, 2021, inventory was $53,500, the cost-to-retail percentage for 2021 under the LIFO retail method was 69%, and the appropriate price index was 107% of the January 1, 2020, price level. Required: 3. Assume Raleigh Department Store adopts the dollar-value LIFO retail method on January 1, 2020. Estimating ending inventory for 2020 and 2021. $ 41,131 Total ending inventory at dollar-value LIFO retail cost, 2020 Total ending inventory at dollar-value LIFO retail cost, 2021