Finding the Fourth Proportional to 22,508.88, 31,063.71 and 12,437.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,508.88 : 31,063.71 = 12,437.33 : x
2. Step 2: Convert to fraction form
   22,508.88/31,063.71 = 12,437.33/x
3. Step 3: Cross multiply
   22,508.88x = 31,063.71 × 12,437.33
4. Step 4: Simplify right side
   22,508.88x = 386,349,456.98
5. Step 5: Solve for x
   x = 386,349,456.98/22,508.88
6. Step 6: Final answer
   x = 17,164.31