Finding the Fourth Proportional to 22,496.30, 31,045.19 and 12,424.71

Step by Step Solution

1. Step 1: Write the proportion equation
   22,496.30 : 31,045.19 = 12,424.71 : x
2. Step 2: Convert to fraction form
   22,496.30/31,045.19 = 12,424.71/x
3. Step 3: Cross multiply
   22,496.30x = 31,045.19 × 12,424.71
4. Step 4: Simplify right side
   22,496.30x = 385,727,420.52
5. Step 5: Solve for x
   x = 385,727,420.52/22,496.30
6. Step 6: Final answer
   x = 17,146.26