Finding the Fourth Proportional to 57,807.20, 79,772.72 and 32,312.85

Step by Step Solution

1. Step 1: Write the proportion equation
   57,807.20 : 79,772.72 = 32,312.85 : x
2. Step 2: Convert to fraction form
   57,807.20/79,772.72 = 32,312.85/x
3. Step 3: Cross multiply
   57,807.20x = 79,772.72 × 32,312.85
4. Step 4: Simplify right side
   57,807.20x = 2,577,683,773.89
5. Step 5: Solve for x
   x = 2,577,683,773.89/57,807.20
6. Step 6: Final answer
   x = 44,591.05