Finding the Fourth Proportional to 2,568.73, 3,544.89 and 1,507.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.73 : 3,544.89 = 1,507.12 : x
2. Step 2: Convert to fraction form
   2,568.73/3,544.89 = 1,507.12/x
3. Step 3: Cross multiply
   2,568.73x = 3,544.89 × 1,507.12
4. Step 4: Simplify right side
   2,568.73x = 5,342,556.89
5. Step 5: Solve for x
   x = 5,342,556.89/2,568.73
6. Step 6: Final answer
   x = 2,079.85