Finding the Fourth Proportional to 2,569.27, 3,545.67 and 1,575.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.27 : 3,545.67 = 1,575.55 : x
2. Step 2: Convert to fraction form
   2,569.27/3,545.67 = 1,575.55/x
3. Step 3: Cross multiply
   2,569.27x = 3,545.67 × 1,575.55
4. Step 4: Simplify right side
   2,569.27x = 5,586,390.71
5. Step 5: Solve for x
   x = 5,586,390.71/2,569.27
6. Step 6: Final answer
   x = 2,174.31