Finding the Fourth Proportional to 2,738.93, 4,105.96 and 1,007.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,738.93 : 4,105.96 = 1,007.15 : x
2. Step 2: Convert to fraction form
   2,738.93/4,105.96 = 1,007.15/x
3. Step 3: Cross multiply
   2,738.93x = 4,105.96 × 1,007.15
4. Step 4: Simplify right side
   2,738.93x = 4,135,317.61
5. Step 5: Solve for x
   x = 4,135,317.61/2,738.93
6. Step 6: Final answer
   x = 1,509.83