Finding the Fourth Proportional to 31,044.47, 42,841.55 and 16,897.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,044.47 : 42,841.55 = 16,897.46 : x
2. Step 2: Convert to fraction form
   31,044.47/42,841.55 = 16,897.46/x
3. Step 3: Cross multiply
   31,044.47x = 42,841.55 × 16,897.46
4. Step 4: Simplify right side
   31,044.47x = 723,913,205.50
5. Step 5: Solve for x
   x = 723,913,205.50/31,044.47
6. Step 6: Final answer
   x = 23,318.59