Finding the Fourth Proportional to 2,571.55, 3,549.60 and 1,563.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,571.55 : 3,549.60 = 1,563.25 : x
2. Step 2: Convert to fraction form
   2,571.55/3,549.60 = 1,563.25/x
3. Step 3: Cross multiply
   2,571.55x = 3,549.60 × 1,563.25
4. Step 4: Simplify right side
   2,571.55x = 5,548,912.20
5. Step 5: Solve for x
   x = 5,548,912.20/2,571.55
6. Step 6: Final answer
   x = 2,157.81