Finding the Fourth Proportional to 31,555.57, 43,545.39 and 17,408.41

Step by Step Solution

1. Step 1: Write the proportion equation
   31,555.57 : 43,545.39 = 17,408.41 : x
2. Step 2: Convert to fraction form
   31,555.57/43,545.39 = 17,408.41/x
3. Step 3: Cross multiply
   31,555.57x = 43,545.39 × 17,408.41
4. Step 4: Simplify right side
   31,555.57x = 758,056,002.73
5. Step 5: Solve for x
   x = 758,056,002.73/31,555.57
6. Step 6: Final answer
   x = 24,022.89