Finding the Fourth Proportional to 2,403.36, 3,314.16 and 1,563.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.36 : 3,314.16 = 1,563.12 : x
2. Step 2: Convert to fraction form
   2,403.36/3,314.16 = 1,563.12/x
3. Step 3: Cross multiply
   2,403.36x = 3,314.16 × 1,563.12
4. Step 4: Simplify right side
   2,403.36x = 5,180,429.78
5. Step 5: Solve for x
   x = 5,180,429.78/2,403.36
6. Step 6: Final answer
   x = 2,155.49