Finding the Fourth Proportional to 2,443.38, 3,665.70 and 883.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.38 : 3,665.70 = 883.32 : x
2. Step 2: Convert to fraction form
   2,443.38/3,665.70 = 883.32/x
3. Step 3: Cross multiply
   2,443.38x = 3,665.70 × 883.32
4. Step 4: Simplify right side
   2,443.38x = 3,237,986.12
5. Step 5: Solve for x
   x = 3,237,986.12/2,443.38
6. Step 6: Final answer
   x = 1,325.21