Finding the Fourth Proportional to 22,626.95, 31,225.10 and 12,555.41

Step by Step Solution

1. Step 1: Write the proportion equation
   22,626.95 : 31,225.10 = 12,555.41 : x
2. Step 2: Convert to fraction form
   22,626.95/31,225.10 = 12,555.41/x
3. Step 3: Cross multiply
   22,626.95x = 31,225.10 × 12,555.41
4. Step 4: Simplify right side
   22,626.95x = 392,043,713.89
5. Step 5: Solve for x
   x = 392,043,713.89/22,626.95
6. Step 6: Final answer
   x = 17,326.41