Finding the Fourth Proportional to 31,661.50, 43,689.94 and 17,514.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,661.50 : 43,689.94 = 17,514.04 : x
2. Step 2: Convert to fraction form
   31,661.50/43,689.94 = 17,514.04/x
3. Step 3: Cross multiply
   31,661.50x = 43,689.94 × 17,514.04
4. Step 4: Simplify right side
   31,661.50x = 765,187,356.76
5. Step 5: Solve for x
   x = 765,187,356.76/31,661.50
6. Step 6: Final answer
   x = 24,167.75