Finding the Fourth Proportional to 22,625.54, 31,222.76 and 12,553.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,625.54 : 31,222.76 = 12,553.76 : x
2. Step 2: Convert to fraction form
   22,625.54/31,222.76 = 12,553.76/x
3. Step 3: Cross multiply
   22,625.54x = 31,222.76 × 12,553.76
4. Step 4: Simplify right side
   22,625.54x = 391,962,980.86
5. Step 5: Solve for x
   x = 391,962,980.86/22,625.54
6. Step 6: Final answer
   x = 17,323.92