Finding the Fourth Proportional to 62,541.56, 86,320.76 and 39,875.33

Step by Step Solution

1. Step 1: Write the proportion equation
   62,541.56 : 86,320.76 = 39,875.33 : x
2. Step 2: Convert to fraction form
   62,541.56/86,320.76 = 39,875.33/x
3. Step 3: Cross multiply
   62,541.56x = 86,320.76 × 39,875.33
4. Step 4: Simplify right side
   62,541.56x = 3,442,068,807.28
5. Step 5: Solve for x
   x = 3,442,068,807.28/62,541.56
6. Step 6: Final answer
   x = 55,036.50