Finding the Fourth Proportional to 31,029.38, 42,820.88 and 16,882.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,029.38 : 42,820.88 = 16,882.52 : x
2. Step 2: Convert to fraction form
   31,029.38/42,820.88 = 16,882.52/x
3. Step 3: Cross multiply
   31,029.38x = 42,820.88 × 16,882.52
4. Step 4: Simplify right side
   31,029.38x = 722,924,385.66
5. Step 5: Solve for x
   x = 722,924,385.66/31,029.38
6. Step 6: Final answer
   x = 23,298.06