Finding the Fourth Proportional to 2,643.90, 3,648.40 and 1,464.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.90 : 3,648.40 = 1,464.94 : x
2. Step 2: Convert to fraction form
   2,643.90/3,648.40 = 1,464.94/x
3. Step 3: Cross multiply
   2,643.90x = 3,648.40 × 1,464.94
4. Step 4: Simplify right side
   2,643.90x = 5,344,687.10
5. Step 5: Solve for x
   x = 5,344,687.10/2,643.90
6. Step 6: Final answer
   x = 2,021.52