Finding the Fourth Proportional to 59,118.12, 88,103.79 and 57,226.86

Step by Step Solution

1. Step 1: Write the proportion equation
   59,118.12 : 88,103.79 = 57,226.86 : x
2. Step 2: Convert to fraction form
   59,118.12/88,103.79 = 57,226.86/x
3. Step 3: Cross multiply
   59,118.12x = 88,103.79 × 57,226.86
4. Step 4: Simplify right side
   59,118.12x = 5,041,903,255.80
5. Step 5: Solve for x
   x = 5,041,903,255.80/59,118.12
6. Step 6: Final answer
   x = 85,285.24