On this date in 1792, the cornerstone was laid for the White House in Washington, D.C. which
had been chosen to replace Philadelphia as the nation's capital. The White House was built
over eight years at a cost of $232,372. It has approximately 55,000 square feet of floor space
over 6 floors. The White House has 132 rooms, and 32 bathrooms. What was the approximate
construction cost per square foot of the White House