Finding the Fourth Proportional to 2,568.37, 3,850.81 and 1,007.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.37 : 3,850.81 = 1,007.39 : x
2. Step 2: Convert to fraction form
   2,568.37/3,850.81 = 1,007.39/x
3. Step 3: Cross multiply
   2,568.37x = 3,850.81 × 1,007.39
4. Step 4: Simplify right side
   2,568.37x = 3,879,274.59
5. Step 5: Solve for x
   x = 3,879,274.59/2,568.37
6. Step 6: Final answer
   x = 1,510.40