Finding the Fourth Proportional to 82,516.27, 123,816.62 and 39,288.13

Step by Step Solution

1. Step 1: Write the proportion equation
   82,516.27 : 123,816.62 = 39,288.13 : x
2. Step 2: Convert to fraction form
   82,516.27/123,816.62 = 39,288.13/x
3. Step 3: Cross multiply
   82,516.27x = 123,816.62 × 39,288.13
4. Step 4: Simplify right side
   82,516.27x = 4,864,523,462.72
5. Step 5: Solve for x
   x = 4,864,523,462.72/82,516.27
6. Step 6: Final answer
   x = 58,952.29