Finding the Fourth Proportional to 3,986.16, 5,499.24 and 2,411.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,986.16 : 5,499.24 = 2,411.52 : x
2. Step 2: Convert to fraction form
   3,986.16/5,499.24 = 2,411.52/x
3. Step 3: Cross multiply
   3,986.16x = 5,499.24 × 2,411.52
4. Step 4: Simplify right side
   3,986.16x = 13,261,527.24
5. Step 5: Solve for x
   x = 13,261,527.24/3,986.16
6. Step 6: Final answer
   x = 3,326.89