Finding the Fourth Proportional to 3,895.33, 5,373.56 and 2,568.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,895.33 : 5,373.56 = 2,568.55 : x
2. Step 2: Convert to fraction form
   3,895.33/5,373.56 = 2,568.55/x
3. Step 3: Cross multiply
   3,895.33x = 5,373.56 × 2,568.55
4. Step 4: Simplify right side
   3,895.33x = 13,802,244.70
5. Step 5: Solve for x
   x = 13,802,244.70/3,895.33
6. Step 6: Final answer
   x = 3,543.28