Finding the Fourth Proportional to 2,641.11, 3,644.85 and 1,446.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641.11 : 3,644.85 = 1,446.18 : x
2. Step 2: Convert to fraction form
   2,641.11/3,644.85 = 1,446.18/x
3. Step 3: Cross multiply
   2,641.11x = 3,644.85 × 1,446.18
4. Step 4: Simplify right side
   2,641.11x = 5,271,109.17
5. Step 5: Solve for x
   x = 5,271,109.17/2,641.11
6. Step 6: Final answer
   x = 1,995.79