Finding the Third Proportional to 60,612 and 132,238.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,612 : 132,238.50 = 132,238.50 : x
2. Step 2: Convert to fraction form
   60,612/132,238.50 = 132,238.50/x
3. Step 3: Cross multiply
   60,612x = 132,238.50 × 132,238.50
4. Step 4: Simplify right side
   60,612x = 17,487,020,882.25
5. Step 5: Solve for x
   x = 17,487,020,882.25/60,612
6. Step 6: Final answer
   x = 288,507.57