Finding the Fourth Proportional to 2,559.98, 3,532.90 and 1,441.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559.98 : 3,532.90 = 1,441.28 : x
2. Step 2: Convert to fraction form
   2,559.98/3,532.90 = 1,441.28/x
3. Step 3: Cross multiply
   2,559.98x = 3,532.90 × 1,441.28
4. Step 4: Simplify right side
   2,559.98x = 5,091,898.11
5. Step 5: Solve for x
   x = 5,091,898.11/2,559.98
6. Step 6: Final answer
   x = 1,989.04