Brent Hill Company is constructing a building. Construction began on February $1$ and was completed on December $31.$ Expenditures were $$1\mathrm{.}5$ million on March $1,$ $$1\mathrm{.}2$ million on June $1,$ and $$3$ million on December $31.$ Calculate Brent Hill$$s weighted average accumulated expenditures that would be used for capitalization of borrowing costs.