Finding the Fourth Proportional to 2,582.16, 3,563.34 and 1,403.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,582.16 : 3,563.34 = 1,403.21 : x
2. Step 2: Convert to fraction form
   2,582.16/3,563.34 = 1,403.21/x
3. Step 3: Cross multiply
   2,582.16x = 3,563.34 × 1,403.21
4. Step 4: Simplify right side
   2,582.16x = 5,000,096.50
5. Step 5: Solve for x
   x = 5,000,096.50/2,582.16
6. Step 6: Final answer
   x = 1,936.40