Finding the Fourth Proportional to 3,952.10, 5,454.33 and 2,517.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,952.10 : 5,454.33 = 2,517.49 : x
2. Step 2: Convert to fraction form
   3,952.10/5,454.33 = 2,517.49/x
3. Step 3: Cross multiply
   3,952.10x = 5,454.33 × 2,517.49
4. Step 4: Simplify right side
   3,952.10x = 13,731,218.61
5. Step 5: Solve for x
   x = 13,731,218.61/3,952.10
6. Step 6: Final answer
   x = 3,474.41