Finding the Fourth Proportional to 2,443.79, 3,665.91 and 884.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.79 : 3,665.91 = 884.18 : x
2. Step 2: Convert to fraction form
   2,443.79/3,665.91 = 884.18/x
3. Step 3: Cross multiply
   2,443.79x = 3,665.91 × 884.18
4. Step 4: Simplify right side
   2,443.79x = 3,241,324.30
5. Step 5: Solve for x
   x = 3,241,324.30/2,443.79
6. Step 6: Final answer
   x = 1,326.35