Finding the Fourth Proportional to 31,859.38, 43,960.77 and 17,711.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,859.38 : 43,960.77 = 17,711.86 : x
2. Step 2: Convert to fraction form
   31,859.38/43,960.77 = 17,711.86/x
3. Step 3: Cross multiply
   31,859.38x = 43,960.77 × 17,711.86
4. Step 4: Simplify right side
   31,859.38x = 778,627,003.73
5. Step 5: Solve for x
   x = 778,627,003.73/31,859.38
6. Step 6: Final answer
   x = 24,439.49