Finding the Fourth Proportional to 31,057.05, 42,862.59 and 17,632.65

Step by Step Solution

1. Step 1: Write the proportion equation
   31,057.05 : 42,862.59 = 17,632.65 : x
2. Step 2: Convert to fraction form
   31,057.05/42,862.59 = 17,632.65/x
3. Step 3: Cross multiply
   31,057.05x = 42,862.59 × 17,632.65
4. Step 4: Simplify right side
   31,057.05x = 755,780,959.40
5. Step 5: Solve for x
   x = 755,780,959.40/31,057.05
6. Step 6: Final answer
   x = 24,335.25