Finding the Fourth Proportional to 22,555.26, 31,123.86 and 12,482.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,555.26 : 31,123.86 = 12,482.10 : x
2. Step 2: Convert to fraction form
   22,555.26/31,123.86 = 12,482.10/x
3. Step 3: Cross multiply
   22,555.26x = 31,123.86 × 12,482.10
4. Step 4: Simplify right side
   22,555.26x = 388,491,132.91
5. Step 5: Solve for x
   x = 388,491,132.91/22,555.26
6. Step 6: Final answer
   x = 17,223.97