Finding the Fourth Proportional to 2,560.98, 3,533.87 and 1,441.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.98 : 3,533.87 = 1,441.89 : x
2. Step 2: Convert to fraction form
   2,560.98/3,533.87 = 1,441.89/x
3. Step 3: Cross multiply
   2,560.98x = 3,533.87 × 1,441.89
4. Step 4: Simplify right side
   2,560.98x = 5,095,455.22
5. Step 5: Solve for x
   x = 5,095,455.22/2,560.98
6. Step 6: Final answer
   x = 1,989.65