Finding the Third Proportional to 59,700.38 and 81,128.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,700.38 : 81,128.25 = 81,128.25 : x
2. Step 2: Convert to fraction form
   59,700.38/81,128.25 = 81,128.25/x
3. Step 3: Cross multiply
   59,700.38x = 81,128.25 × 81,128.25
4. Step 4: Simplify right side
   59,700.38x = 6,581,792,948.06
5. Step 5: Solve for x
   x = 6,581,792,948.06/59,700.38
6. Step 6: Final answer
   x = 110,247.10