Finding the Fourth Proportional to 82,710.25, 123,505.13 and 65,651.87

Step by Step Solution

1. Step 1: Write the proportion equation
   82,710.25 : 123,505.13 = 65,651.87 : x
2. Step 2: Convert to fraction form
   82,710.25/123,505.13 = 65,651.87/x
3. Step 3: Cross multiply
   82,710.25x = 123,505.13 × 65,651.87
4. Step 4: Simplify right side
   82,710.25x = 8,108,342,410.83
5. Step 5: Solve for x
   x = 8,108,342,410.83/82,710.25
6. Step 6: Final answer
   x = 98,033.11