Finding the Third Proportional to 131,964.75 and 287,752.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,964.75 : 287,752.50 = 287,752.50 : x
2. Step 2: Convert to fraction form
   131,964.75/287,752.50 = 287,752.50/x
3. Step 3: Cross multiply
   131,964.75x = 287,752.50 × 287,752.50
4. Step 4: Simplify right side
   131,964.75x = 82,801,501,256.25
5. Step 5: Solve for x
   x = 82,801,501,256.25/131,964.75
6. Step 6: Final answer
   x = 627,451.66