Break-even saies under prewent and preposed cendeiens Portmann Company, operating at ful capacty, sold 1,000,000 units at o price of $183 per unit during the current year, tits income watement is as tollow? The division of costs between varlable and foed is as fellowis: Management is considenng a plant expansion program for the following year that wil permit an incresse of 113,160,000 in yearly sales. The expansion will incre aie fixes costs by 54,500,000 but will not affect the relabonship between sales and variable costs. Hequired: 1. Determine the total variable costs and the total foxed casts for the current year, Total variable costs 1 Total fired costs 1 2. Determine (o) the unit variable cost and (b) the und contnoution margin for the current year