Finding the Fourth Proportional to 31,032.56, 42,829.36 and 17,422.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,032.56 : 42,829.36 = 17,422.04 : x
2. Step 2: Convert to fraction form
   31,032.56/42,829.36 = 17,422.04/x
3. Step 3: Cross multiply
   31,032.56x = 42,829.36 × 17,422.04
4. Step 4: Simplify right side
   31,032.56x = 746,174,565.39
5. Step 5: Solve for x
   x = 746,174,565.39/31,032.56
6. Step 6: Final answer
   x = 24,044.90