Finding the Fourth Proportional to 5,744.89, 8,582.42 and 3,648.11

Step by Step Solution

1. Step 1: Write the proportion equation
   5,744.89 : 8,582.42 = 3,648.11 : x
2. Step 2: Convert to fraction form
   5,744.89/8,582.42 = 3,648.11/x
3. Step 3: Cross multiply
   5,744.89x = 8,582.42 × 3,648.11
4. Step 4: Simplify right side
   5,744.89x = 31,309,578.43
5. Step 5: Solve for x
   x = 31,309,578.43/5,744.89
6. Step 6: Final answer
   x = 5,449.99