Can you please give a detailed explanation on how to find these.

Data related to the expected sales of snowboards and skis for Winter Sports Inc. for the current year, which is typical of recent years, are as follows: The estimated fixed costs for the current year are $518, 880. Determine the estimated units of sales of the overall product necessary to reach the break-even point for the current year. Based on the break-even sales (units) in part (1), determine the unit sales of both snowboards and skis for the current year. Snowboards Skis Assume that the sales mix was 80% snowboards and 20% skis. Determine the estimated units of sales of the overall product necessary to reach the break-even point for the current year. Based upon the break-even sales (units) in part (3), determine the unit sales of snowboards and skis for the current year. The overall enterprise break-even point from (1) to (3) because the sales mix is weighted more toward the product with the contribution margin per unit of product