Finding the Fourth Proportional to 2,643.30, 3,647.90 and 1,464.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.30 : 3,647.90 = 1,464.38 : x
2. Step 2: Convert to fraction form
   2,643.30/3,647.90 = 1,464.38/x
3. Step 3: Cross multiply
   2,643.30x = 3,647.90 × 1,464.38
4. Step 4: Simplify right side
   2,643.30x = 5,341,886.24
5. Step 5: Solve for x
   x = 5,341,886.24/2,643.30
6. Step 6: Final answer
   x = 2,020.92