On January 1, 2021, HGC Camera Store adopted the dollar-value LIFO retail inventory method. Inventory transactions at both cost and retail, and cost indexes for 2021 and 2022 are as follows:

	2021						2022
	Cost			Retail			Cost			Retail
Beginning inventory	$	49,000		$	70,000
Net purchases		99,250			123,000		$	105,764		$	129,700
Freight-in		3,500						4,000
Net markups					17,500						11,000
Net markdowns					3,500						3,700
Net sales to customers					124,460						116,240
Sales to employees (net of 20% discount)					2,800						6,400
Price Index:
January 1, 2021											1.00
December 31, 2021											1.04
December 31, 2022											1.08

Required: Estimate the 2021 and 2022 ending inventory and cost of goods sold using the dollar-value LIFO retail inventory method. (Do not round other intermediate calculations. Round your cost-to-retail percentage calculation to 2 decimal places and final answers to the nearest whole dollar.)

	2021	2022
Estimated ending inventory at retail
Estimated ending inventory at cost
Estimated cost of goods sold

i cant figure out the first estimate inventory, please give detailed math explanation on how you get the number. i tried 70k+123k+17,500-3500-(124,460+2800). it dont work