Finding the Fourth Proportional to 2,559.50, 3,532.11 and 1,455.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559.50 : 3,532.11 = 1,455.50 : x
2. Step 2: Convert to fraction form
   2,559.50/3,532.11 = 1,455.50/x
3. Step 3: Cross multiply
   2,559.50x = 3,532.11 × 1,455.50
4. Step 4: Simplify right side
   2,559.50x = 5,140,986.11
5. Step 5: Solve for x
   x = 5,140,986.11/2,559.50
6. Step 6: Final answer
   x = 2,008.59