Finding the Fourth Proportional to 22,649.52, 31,257.30 and 12,441

Step by Step Solution

1. Step 1: Write the proportion equation
   22,649.52 : 31,257.30 = 12,441 : x
2. Step 2: Convert to fraction form
   22,649.52/31,257.30 = 12,441/x
3. Step 3: Cross multiply
   22,649.52x = 31,257.30 × 12,441
4. Step 4: Simplify right side
   22,649.52x = 388,872,069.30
5. Step 5: Solve for x
   x = 388,872,069.30/22,649.52
6. Step 6: Final answer
   x = 17,169.11