Finding the Fourth Proportional to 2,559.87, 3,532.55 and 1,565.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559.87 : 3,532.55 = 1,565.06 : x
2. Step 2: Convert to fraction form
   2,559.87/3,532.55 = 1,565.06/x
3. Step 3: Cross multiply
   2,559.87x = 3,532.55 × 1,565.06
4. Step 4: Simplify right side
   2,559.87x = 5,528,627.21
5. Step 5: Solve for x
   x = 5,528,627.21/2,559.87
6. Step 6: Final answer
   x = 2,159.73