Finding the Fourth Proportional to 31,663.38, 43,691.68 and 17,514.30

Step by Step Solution

1. Step 1: Write the proportion equation
   31,663.38 : 43,691.68 = 17,514.30 : x
2. Step 2: Convert to fraction form
   31,663.38/43,691.68 = 17,514.30/x
3. Step 3: Cross multiply
   31,663.38x = 43,691.68 × 17,514.30
4. Step 4: Simplify right side
   31,663.38x = 765,228,928.78
5. Step 5: Solve for x
   x = 765,228,928.78/31,663.38
6. Step 6: Final answer
   x = 24,167.64