Finding the Fourth Proportional to 2,643.69, 3,648.37 and 1,464.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.69 : 3,648.37 = 1,464.87 : x
2. Step 2: Convert to fraction form
   2,643.69/3,648.37 = 1,464.87/x
3. Step 3: Cross multiply
   2,643.69x = 3,648.37 × 1,464.87
4. Step 4: Simplify right side
   2,643.69x = 5,344,387.76
5. Step 5: Solve for x
   x = 5,344,387.76/2,643.69
6. Step 6: Final answer
   x = 2,021.56