Finding the Fourth Proportional to 31,225.71, 43,091.82 and 17,078.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,225.71 : 43,091.82 = 17,078.25 : x
2. Step 2: Convert to fraction form
   31,225.71/43,091.82 = 17,078.25/x
3. Step 3: Cross multiply
   31,225.71x = 43,091.82 × 17,078.25
4. Step 4: Simplify right side
   31,225.71x = 735,932,874.92
5. Step 5: Solve for x
   x = 735,932,874.92/31,225.71
6. Step 6: Final answer
   x = 23,568.17