Finding the Fourth Proportional to 2,571.56, 3,853.60 and 1,400.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,571.56 : 3,853.60 = 1,400.56 : x
2. Step 2: Convert to fraction form
   2,571.56/3,853.60 = 1,400.56/x
3. Step 3: Cross multiply
   2,571.56x = 3,853.60 × 1,400.56
4. Step 4: Simplify right side
   2,571.56x = 5,397,198.02
5. Step 5: Solve for x
   x = 5,397,198.02/2,571.56
6. Step 6: Final answer
   x = 2,098.80