Finding the Fourth Proportional to 2,566.35, 3,540.91 and 1,571.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566.35 : 3,540.91 = 1,571.27 : x
2. Step 2: Convert to fraction form
   2,566.35/3,540.91 = 1,571.27/x
3. Step 3: Cross multiply
   2,566.35x = 3,540.91 × 1,571.27
4. Step 4: Simplify right side
   2,566.35x = 5,563,700.09
5. Step 5: Solve for x
   x = 5,563,700.09/2,566.35
6. Step 6: Final answer
   x = 2,167.94