Finding the Fourth Proportional to 2,560.89, 3,842.25 and 895.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.89 : 3,842.25 = 895.26 : x
2. Step 2: Convert to fraction form
   2,560.89/3,842.25 = 895.26/x
3. Step 3: Cross multiply
   2,560.89x = 3,842.25 × 895.26
4. Step 4: Simplify right side
   2,560.89x = 3,439,793.52
5. Step 5: Solve for x
   x = 3,439,793.52/2,560.89
6. Step 6: Final answer
   x = 1,343.20