Finding the Fourth Proportional to 2,643.30, 3,647.70 and 1,464.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.30 : 3,647.70 = 1,464.45 : x
2. Step 2: Convert to fraction form
   2,643.30/3,647.70 = 1,464.45/x
3. Step 3: Cross multiply
   2,643.30x = 3,647.70 × 1,464.45
4. Step 4: Simplify right side
   2,643.30x = 5,341,874.27
5. Step 5: Solve for x
   x = 5,341,874.27/2,643.30
6. Step 6: Final answer
   x = 2,020.91