Finding the Fourth Proportional to 31,124.98, 42,950.73 and 17,694.37

Step by Step Solution

1. Step 1: Write the proportion equation
   31,124.98 : 42,950.73 = 17,694.37 : x
2. Step 2: Convert to fraction form
   31,124.98/42,950.73 = 17,694.37/x
3. Step 3: Cross multiply
   31,124.98x = 42,950.73 × 17,694.37
4. Step 4: Simplify right side
   31,124.98x = 759,986,108.39
5. Step 5: Solve for x
   x = 759,986,108.39/31,124.98
6. Step 6: Final answer
   x = 24,417.24