Finding the Fourth Proportional to 59,124.33, 81,591.51 and 42,158.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,124.33 : 81,591.51 = 42,158.10 : x
2. Step 2: Convert to fraction form
   59,124.33/81,591.51 = 42,158.10/x
3. Step 3: Cross multiply
   59,124.33x = 81,591.51 × 42,158.10
4. Step 4: Simplify right side
   59,124.33x = 3,439,743,037.73
5. Step 5: Solve for x
   x = 3,439,743,037.73/59,124.33
6. Step 6: Final answer
   x = 58,178.13