Can you show step by step how to answer this please.

A company sells two different products with the following monthly revenues and costs: Product A Sales quantity 40,000 units Price per unit $12 Contribution margin percentage 60% Product B Sales quantity 30,000 Units Price per unit $6 Contribution margin percentage 30% Total fixed costs are $600,000 What is the company's break-even level of total sales dollars, assuming that the product mix does not change? Round to nearest dollar o $600,000 o $1,157,895 o $1,245,283 o $1,466,667