Finding the Fourth Proportional to 2,569.62, 3,546.11 and 1,561.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.62 : 3,546.11 = 1,561.04 : x
2. Step 2: Convert to fraction form
   2,569.62/3,546.11 = 1,561.04/x
3. Step 3: Cross multiply
   2,569.62x = 3,546.11 × 1,561.04
4. Step 4: Simplify right side
   2,569.62x = 5,535,594.02
5. Step 5: Solve for x
   x = 5,535,594.02/2,569.62
6. Step 6: Final answer
   x = 2,154.25