Finding the Fourth Proportional to 22,625.58, 31,222.22 and 12,553.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,625.58 : 31,222.22 = 12,553.91 : x
2. Step 2: Convert to fraction form
   22,625.58/31,222.22 = 12,553.91/x
3. Step 3: Cross multiply
   22,625.58x = 31,222.22 × 12,553.91
4. Step 4: Simplify right side
   22,625.58x = 391,960,939.88
5. Step 5: Solve for x
   x = 391,960,939.88/22,625.58
6. Step 6: Final answer
   x = 17,323.80