Finding the Fourth Proportional to 22,472.16, 31,005.36 and 14,514.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,472.16 : 31,005.36 = 14,514.72 : x
2. Step 2: Convert to fraction form
   22,472.16/31,005.36 = 14,514.72/x
3. Step 3: Cross multiply
   22,472.16x = 31,005.36 × 14,514.72
4. Step 4: Simplify right side
   22,472.16x = 450,034,118.90
5. Step 5: Solve for x
   x = 450,034,118.90/22,472.16
6. Step 6: Final answer
   x = 20,026.30