Finding the Fourth Proportional to 31,029.34, 42,820.59 and 16,882.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,029.34 : 42,820.59 = 16,882.18 : x
2. Step 2: Convert to fraction form
   31,029.34/42,820.59 = 16,882.18/x
3. Step 3: Cross multiply
   31,029.34x = 42,820.59 × 16,882.18
4. Step 4: Simplify right side
   31,029.34x = 722,904,908.09
5. Step 5: Solve for x
   x = 722,904,908.09/31,029.34
6. Step 6: Final answer
   x = 23,297.46