Finding the Fourth Proportional to 2,443.05, 3,663.81 and 882.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.05 : 3,663.81 = 882.85 : x
2. Step 2: Convert to fraction form
   2,443.05/3,663.81 = 882.85/x
3. Step 3: Cross multiply
   2,443.05x = 3,663.81 × 882.85
4. Step 4: Simplify right side
   2,443.05x = 3,234,585.50
5. Step 5: Solve for x
   x = 3,234,585.50/2,443.05
6. Step 6: Final answer
   x = 1,323.99