Finding the Fourth Proportional to 31,134.43, 42,965.29 and 17,705.68

Step by Step Solution

1. Step 1: Write the proportion equation
   31,134.43 : 42,965.29 = 17,705.68 : x
2. Step 2: Convert to fraction form
   31,134.43/42,965.29 = 17,705.68/x
3. Step 3: Cross multiply
   31,134.43x = 42,965.29 × 17,705.68
4. Step 4: Simplify right side
   31,134.43x = 760,729,675.85
5. Step 5: Solve for x
   x = 760,729,675.85/31,134.43
6. Step 6: Final answer
   x = 24,433.71