Finding the Fourth Proportional to 31,225.96, 43,092.17 and 17,078.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,225.96 : 43,092.17 = 17,078.50 : x
2. Step 2: Convert to fraction form
   31,225.96/43,092.17 = 17,078.50/x
3. Step 3: Cross multiply
   31,225.96x = 43,092.17 × 17,078.50
4. Step 4: Simplify right side
   31,225.96x = 735,949,625.35
5. Step 5: Solve for x
   x = 735,949,625.35/31,225.96
6. Step 6: Final answer
   x = 23,568.52