Finding the Fourth Proportional to 22,865.97, 31,553.31 and 12,792.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,865.97 : 31,553.31 = 12,792.56 : x
2. Step 2: Convert to fraction form
   22,865.97/31,553.31 = 12,792.56/x
3. Step 3: Cross multiply
   22,865.97x = 31,553.31 × 12,792.56
4. Step 4: Simplify right side
   22,865.97x = 403,647,453.61
5. Step 5: Solve for x
   x = 403,647,453.61/22,865.97
6. Step 6: Final answer
   x = 17,652.76