Finding the Fourth Proportional to 2,568.25, 3,544.23 and 1,520.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.25 : 3,544.23 = 1,520.56 : x
2. Step 2: Convert to fraction form
   2,568.25/3,544.23 = 1,520.56/x
3. Step 3: Cross multiply
   2,568.25x = 3,544.23 × 1,520.56
4. Step 4: Simplify right side
   2,568.25x = 5,389,214.37
5. Step 5: Solve for x
   x = 5,389,214.37/2,568.25
6. Step 6: Final answer
   x = 2,098.40