Finding the Fourth Proportional to 23,132.80, 31,923.22 and 12,522.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,132.80 : 31,923.22 = 12,522.42 : x
2. Step 2: Convert to fraction form
   23,132.80/31,923.22 = 12,522.42/x
3. Step 3: Cross multiply
   23,132.80x = 31,923.22 × 12,522.42
4. Step 4: Simplify right side
   23,132.80x = 399,755,968.59
5. Step 5: Solve for x
   x = 399,755,968.59/23,132.80
6. Step 6: Final answer
   x = 17,280.92