Finding the Fourth Proportional to 62,498.60, 86,256.32 and 35,280.17

Step by Step Solution

1. Step 1: Write the proportion equation
   62,498.60 : 86,256.32 = 35,280.17 : x
2. Step 2: Convert to fraction form
   62,498.60/86,256.32 = 35,280.17/x
3. Step 3: Cross multiply
   62,498.60x = 86,256.32 × 35,280.17
4. Step 4: Simplify right side
   62,498.60x = 3,043,137,025.49
5. Step 5: Solve for x
   x = 3,043,137,025.49/62,498.60
6. Step 6: Final answer
   x = 48,691.29