Finding the Fourth Proportional to 31,291.92, 43,182.18 and 17,144.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,291.92 : 43,182.18 = 17,144.46 : x
2. Step 2: Convert to fraction form
   31,291.92/43,182.18 = 17,144.46/x
3. Step 3: Cross multiply
   31,291.92x = 43,182.18 × 17,144.46
4. Step 4: Simplify right side
   31,291.92x = 740,335,157.72
5. Step 5: Solve for x
   x = 740,335,157.72/31,291.92
6. Step 6: Final answer
   x = 23,658.99