Finding the Fourth Proportional to 2,582.22, 3,563.42 and 1,403.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,582.22 : 3,563.42 = 1,403.28 : x
2. Step 2: Convert to fraction form
   2,582.22/3,563.42 = 1,403.28/x
3. Step 3: Cross multiply
   2,582.22x = 3,563.42 × 1,403.28
4. Step 4: Simplify right side
   2,582.22x = 5,000,479.53
5. Step 5: Solve for x
   x = 5,000,479.53/2,582.22
6. Step 6: Final answer
   x = 1,936.50