Finding the Fourth Proportional to 82,260.52, 123,439.90 and 75,568.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82,260.52 : 123,439.90 = 75,568.28 : x
2. Step 2: Convert to fraction form
   82,260.52/123,439.90 = 75,568.28/x
3. Step 3: Cross multiply
   82,260.52x = 123,439.90 × 75,568.28
4. Step 4: Simplify right side
   82,260.52x = 9,328,140,926.37
5. Step 5: Solve for x
   x = 9,328,140,926.37/82,260.52
6. Step 6: Final answer
   x = 113,397.54