Finding the Fourth Proportional to 2,560.98, 3,534.15 and 1,441.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.98 : 3,534.15 = 1,441.95 : x
2. Step 2: Convert to fraction form
   2,560.98/3,534.15 = 1,441.95/x
3. Step 3: Cross multiply
   2,560.98x = 3,534.15 × 1,441.95
4. Step 4: Simplify right side
   2,560.98x = 5,096,067.59
5. Step 5: Solve for x
   x = 5,096,067.59/2,560.98
6. Step 6: Final answer
   x = 1,989.89