Finding the Fourth Proportional to 3,408.42, 5,101.20 and 2,582.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,408.42 : 5,101.20 = 2,582.10 : x
2. Step 2: Convert to fraction form
   3,408.42/5,101.20 = 2,582.10/x
3. Step 3: Cross multiply
   3,408.42x = 5,101.20 × 2,582.10
4. Step 4: Simplify right side
   3,408.42x = 13,171,808.52
5. Step 5: Solve for x
   x = 13,171,808.52/3,408.42
6. Step 6: Final answer
   x = 3,864.49