Finding the Fourth Proportional to 31,251.11, 43,127.24 and 17,103.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,251.11 : 43,127.24 = 17,103.98 : x
2. Step 2: Convert to fraction form
   31,251.11/43,127.24 = 17,103.98/x
3. Step 3: Cross multiply
   31,251.11x = 43,127.24 × 17,103.98
4. Step 4: Simplify right side
   31,251.11x = 737,647,472.71
5. Step 5: Solve for x
   x = 737,647,472.71/31,251.11
6. Step 6: Final answer
   x = 23,603.88