Finding the Fourth Proportional to 31,044.57, 42,841.61 and 16,897.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,044.57 : 42,841.61 = 16,897.38 : x
2. Step 2: Convert to fraction form
   31,044.57/42,841.61 = 16,897.38/x
3. Step 3: Cross multiply
   31,044.57x = 42,841.61 × 16,897.38
4. Step 4: Simplify right side
   31,044.57x = 723,910,963.98
5. Step 5: Solve for x
   x = 723,910,963.98/31,044.57
6. Step 6: Final answer
   x = 23,318.44