Finding the Fourth Proportional to 57,600.72, 79,491.76 and 32,108.80

Step by Step Solution

1. Step 1: Write the proportion equation
   57,600.72 : 79,491.76 = 32,108.80 : x
2. Step 2: Convert to fraction form
   57,600.72/79,491.76 = 32,108.80/x
3. Step 3: Cross multiply
   57,600.72x = 79,491.76 × 32,108.80
4. Step 4: Simplify right side
   57,600.72x = 2,552,385,023.49
5. Step 5: Solve for x
   x = 2,552,385,023.49/57,600.72
6. Step 6: Final answer
   x = 44,311.69