Finding the Fourth Proportional to 3,868.32, 5,805.18 and 2,408.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.32 : 5,805.18 = 2,408.52 : x
2. Step 2: Convert to fraction form
   3,868.32/5,805.18 = 2,408.52/x
3. Step 3: Cross multiply
   3,868.32x = 5,805.18 × 2,408.52
4. Step 4: Simplify right side
   3,868.32x = 13,981,892.13
5. Step 5: Solve for x
   x = 13,981,892.13/3,868.32
6. Step 6: Final answer
   x = 3,614.46