Suppose that Healdsburg enters into a sales contract with an auto manufacturer on January 1, 2021, to provide tires that cost Healdsburg $18 million to produce. The buyer offers Healdsburg $6 million in cash and agrees to take over only the principal payment on Healdsburg's 6.55% debt notes. Assume that the going market interest is 7% at the time. What would Healdsburg's gross profit be on the sale