Finding the Fourth Proportional to 23,025.11, 31,772.83 and 12,951.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,025.11 : 31,772.83 = 12,951.55 : x
2. Step 2: Convert to fraction form
   23,025.11/31,772.83 = 12,951.55/x
3. Step 3: Cross multiply
   23,025.11x = 31,772.83 × 12,951.55
4. Step 4: Simplify right side
   23,025.11x = 411,507,237.52
5. Step 5: Solve for x
   x = 411,507,237.52/23,025.11
6. Step 6: Final answer
   x = 17,872.11