Finding the Fourth Proportional to 22,553.88, 31,123.91 and 12,481.73

Step by Step Solution

1. Step 1: Write the proportion equation
   22,553.88 : 31,123.91 = 12,481.73 : x
2. Step 2: Convert to fraction form
   22,553.88/31,123.91 = 12,481.73/x
3. Step 3: Cross multiply
   22,553.88x = 31,123.91 × 12,481.73
4. Step 4: Simplify right side
   22,553.88x = 388,480,241.16
5. Step 5: Solve for x
   x = 388,480,241.16/22,553.88
6. Step 6: Final answer
   x = 17,224.54