Finding the Fourth Proportional to 2,643.11, 3,647.48 and 1,464.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.11 : 3,647.48 = 1,464.15 : x
2. Step 2: Convert to fraction form
   2,643.11/3,647.48 = 1,464.15/x
3. Step 3: Cross multiply
   2,643.11x = 3,647.48 × 1,464.15
4. Step 4: Simplify right side
   2,643.11x = 5,340,450.52
5. Step 5: Solve for x
   x = 5,340,450.52/2,643.11
6. Step 6: Final answer
   x = 2,020.52