Finding the Fourth Proportional to 22,498.32, 31,046.16 and 12,424.77

Step by Step Solution

1. Step 1: Write the proportion equation
   22,498.32 : 31,046.16 = 12,424.77 : x
2. Step 2: Convert to fraction form
   22,498.32/31,046.16 = 12,424.77/x
3. Step 3: Cross multiply
   22,498.32x = 31,046.16 × 12,424.77
4. Step 4: Simplify right side
   22,498.32x = 385,741,397.38
5. Step 5: Solve for x
   x = 385,741,397.38/22,498.32
6. Step 6: Final answer
   x = 17,145.34