Finding the Fourth Proportional to 31,055.16, 42,854.82 and 17,626.17

Step by Step Solution

1. Step 1: Write the proportion equation
   31,055.16 : 42,854.82 = 17,626.17 : x
2. Step 2: Convert to fraction form
   31,055.16/42,854.82 = 17,626.17/x
3. Step 3: Cross multiply
   31,055.16x = 42,854.82 × 17,626.17
4. Step 4: Simplify right side
   31,055.16x = 755,366,342.64
5. Step 5: Solve for x
   x = 755,366,342.64/31,055.16
6. Step 6: Final answer
   x = 24,323.38