Finding the Fourth Proportional to 2,368.40, 3,268.24 and 1,582.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368.40 : 3,268.24 = 1,582.32 : x
2. Step 2: Convert to fraction form
   2,368.40/3,268.24 = 1,582.32/x
3. Step 3: Cross multiply
   2,368.40x = 3,268.24 × 1,582.32
4. Step 4: Simplify right side
   2,368.40x = 5,171,401.52
5. Step 5: Solve for x
   x = 5,171,401.52/2,368.40
6. Step 6: Final answer
   x = 2,183.50