Finding the Fourth Proportional to 2,643.89, 3,648.65 and 1,465.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.89 : 3,648.65 = 1,465.04 : x
2. Step 2: Convert to fraction form
   2,643.89/3,648.65 = 1,465.04/x
3. Step 3: Cross multiply
   2,643.89x = 3,648.65 × 1,465.04
4. Step 4: Simplify right side
   2,643.89x = 5,345,399.47
5. Step 5: Solve for x
   x = 5,345,399.47/2,643.89
6. Step 6: Final answer
   x = 2,021.79