Finding the Fourth Proportional to 2,510.82, 3,464.83 and 1,391.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510.82 : 3,464.83 = 1,391.69 : x
2. Step 2: Convert to fraction form
   2,510.82/3,464.83 = 1,391.69/x
3. Step 3: Cross multiply
   2,510.82x = 3,464.83 × 1,391.69
4. Step 4: Simplify right side
   2,510.82x = 4,821,969.26
5. Step 5: Solve for x
   x = 4,821,969.26/2,510.82
6. Step 6: Final answer
   x = 1,920.48