Finding the Fourth Proportional to 22,572.22, 31,149.76 and 12,500.44

Step by Step Solution

1. Step 1: Write the proportion equation
   22,572.22 : 31,149.76 = 12,500.44 : x
2. Step 2: Convert to fraction form
   22,572.22/31,149.76 = 12,500.44/x
3. Step 3: Cross multiply
   22,572.22x = 31,149.76 × 12,500.44
4. Step 4: Simplify right side
   22,572.22x = 389,385,705.89
5. Step 5: Solve for x
   x = 389,385,705.89/22,572.22
6. Step 6: Final answer
   x = 17,250.66