Finding the Fourth Proportional to 31,063.97, 42,868.79 and 17,635.61

Step by Step Solution

1. Step 1: Write the proportion equation
   31,063.97 : 42,868.79 = 17,635.61 : x
2. Step 2: Convert to fraction form
   31,063.97/42,868.79 = 17,635.61/x
3. Step 3: Cross multiply
   31,063.97x = 42,868.79 × 17,635.61
4. Step 4: Simplify right side
   31,063.97x = 756,017,261.61
5. Step 5: Solve for x
   x = 756,017,261.61/31,063.97
6. Step 6: Final answer
   x = 24,337.43