At the end of the year, the manager of the company wants to

know level of sales at which the earnings before tax will be zero

using the $\frac{P}{V}$ ratio. The following details are available:

Common stock at par value of $$10$ each is $$30$ million, $7\%$

debentures of $$100$ each is $$26\mathrm{.}25$ million, the sales is $$4$ million

for the year, the fixed cost excluding interest is $$390,000,$

interest expense is $$342,000,$ and the operating leverage is $2.$

The tax rate is $25\%.$