José Corporation Realized $900,000 Taxable Income from the Sales of Its

José Corporation realized $900,000 taxable income from the sales of its products in States X and Z. José's activities in both states establish nexus for income tax purposes. José's sales, payroll, and property among the states include the following. $$\begin{array} { l r r r } & \text { StateX } & \text { State Z } & \text { Totals } \\\text { Sales } & \$ 1,500,000 & \$ 1,000,000 & \$ 2,500,000 \\\text { Property } & 500,000 & - 0 - & 500,000 \\\text { Payroll } & 2,000,000 & - 0 - & 2,000,000\end{array}$$ ? X utilizes an equally weighted three-factor apportionment formula. How much of José's taxable income is apportioned to X?

A) $120,000
B) $450,000
C) $780,000
D) $900,000