Finding the Fourth Proportional to 59,490.15, 82,100.18 and 39,311.63

Step by Step Solution

1. Step 1: Write the proportion equation
   59,490.15 : 82,100.18 = 39,311.63 : x
2. Step 2: Convert to fraction form
   59,490.15/82,100.18 = 39,311.63/x
3. Step 3: Cross multiply
   59,490.15x = 82,100.18 × 39,311.63
4. Step 4: Simplify right side
   59,490.15x = 3,227,491,894.75
5. Step 5: Solve for x
   x = 3,227,491,894.75/59,490.15
6. Step 6: Final answer
   x = 54,252.55