Finding the Fourth Proportional to 23,311.20, 32,168.34 and 12,700.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,311.20 : 32,168.34 = 12,700.82 : x
2. Step 2: Convert to fraction form
   23,311.20/32,168.34 = 12,700.82/x
3. Step 3: Cross multiply
   23,311.20x = 32,168.34 × 12,700.82
4. Step 4: Simplify right side
   23,311.20x = 408,564,296.04
5. Step 5: Solve for x
   x = 408,564,296.04/23,311.20
6. Step 6: Final answer
   x = 17,526.52