Finding the Fourth Proportional to 2,560.09, 3,532.79 and 1,441.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.09 : 3,532.79 = 1,441.07 : x
2. Step 2: Convert to fraction form
   2,560.09/3,532.79 = 1,441.07/x
3. Step 3: Cross multiply
   2,560.09x = 3,532.79 × 1,441.07
4. Step 4: Simplify right side
   2,560.09x = 5,091,012.69
5. Step 5: Solve for x
   x = 5,091,012.69/2,560.09
6. Step 6: Final answer
   x = 1,988.61