Finding the Third Proportional to 87,502.50 and 187,398

Step by Step Solution

1. Step 1: Write the proportion equation
   87,502.50 : 187,398 = 187,398 : x
2. Step 2: Convert to fraction form
   87,502.50/187,398 = 187,398/x
3. Step 3: Cross multiply
   87,502.50x = 187,398 × 187,398
4. Step 4: Simplify right side
   87,502.50x = 35,118,010,404
5. Step 5: Solve for x
   x = 35,118,010,404/87,502.50
6. Step 6: Final answer
   x = 401,337.22