19. Consider the following production and cost data for two products, X and Y: Contribution margin per unit Machine set-ups needed per unit Product X $520 Product Y $480 32 set-ups 40 set-ups The company can only perform 260,000 machine set-ups each period due to limited skilled labor and there is unlimited demand for each product. What is the largest possible total contribution margin that can be realized each period? S3,900,000