Finding the Fourth Proportional to 22,872.60, 31,562.10 and 12,801.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,872.60 : 31,562.10 = 12,801.24 : x
2. Step 2: Convert to fraction form
   22,872.60/31,562.10 = 12,801.24/x
3. Step 3: Cross multiply
   22,872.60x = 31,562.10 × 12,801.24
4. Step 4: Simplify right side
   22,872.60x = 404,034,017.00
5. Step 5: Solve for x
   x = 404,034,017.00/22,872.60
6. Step 6: Final answer
   x = 17,664.54