Finding the Fourth Proportional to 22,514.16, 31,067.56 and 12,442.60

Step by Step Solution

1. Step 1: Write the proportion equation
   22,514.16 : 31,067.56 = 12,442.60 : x
2. Step 2: Convert to fraction form
   22,514.16/31,067.56 = 12,442.60/x
3. Step 3: Cross multiply
   22,514.16x = 31,067.56 × 12,442.60
4. Step 4: Simplify right side
   22,514.16x = 386,561,222.06
5. Step 5: Solve for x
   x = 386,561,222.06/22,514.16
6. Step 6: Final answer
   x = 17,169.69