Finding the Fourth Proportional to 2,443.30, 3,666.08 and 883.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.30 : 3,666.08 = 883.94 : x
2. Step 2: Convert to fraction form
   2,443.30/3,666.08 = 883.94/x
3. Step 3: Cross multiply
   2,443.30x = 3,666.08 × 883.94
4. Step 4: Simplify right side
   2,443.30x = 3,240,578.63
5. Step 5: Solve for x
   x = 3,240,578.63/2,443.30
6. Step 6: Final answer
   x = 1,326.31