Finding the Fourth Proportional to 31,124.52, 42,950.34 and 16,976.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,124.52 : 42,950.34 = 16,976.52 : x
2. Step 2: Convert to fraction form
   31,124.52/42,950.34 = 16,976.52/x
3. Step 3: Cross multiply
   31,124.52x = 42,950.34 × 16,976.52
4. Step 4: Simplify right side
   31,124.52x = 729,147,306.02
5. Step 5: Solve for x
   x = 729,147,306.02/31,124.52
6. Step 6: Final answer
   x = 23,426.78