Finding the Third Proportional to 62,315 and 132,419.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,315 : 132,419.50 = 132,419.50 : x
2. Step 2: Convert to fraction form
   62,315/132,419.50 = 132,419.50/x
3. Step 3: Cross multiply
   62,315x = 132,419.50 × 132,419.50
4. Step 4: Simplify right side
   62,315x = 17,534,923,980.25
5. Step 5: Solve for x
   x = 17,534,923,980.25/62,315
6. Step 6: Final answer
   x = 281,391.70