Finding the Fourth Proportional to 2,569.55, 3,545.58 and 1,507.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.55 : 3,545.58 = 1,507.23 : x
2. Step 2: Convert to fraction form
   2,569.55/3,545.58 = 1,507.23/x
3. Step 3: Cross multiply
   2,569.55x = 3,545.58 × 1,507.23
4. Step 4: Simplify right side
   2,569.55x = 5,344,004.54
5. Step 5: Solve for x
   x = 5,344,004.54/2,569.55
6. Step 6: Final answer
   x = 2,079.74