Finding the Fourth Proportional to 2,442.15, 3,663.43 and 882.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.15 : 3,663.43 = 882.09 : x
2. Step 2: Convert to fraction form
   2,442.15/3,663.43 = 882.09/x
3. Step 3: Cross multiply
   2,442.15x = 3,663.43 × 882.09
4. Step 4: Simplify right side
   2,442.15x = 3,231,472.76
5. Step 5: Solve for x
   x = 3,231,472.76/2,442.15
6. Step 6: Final answer
   x = 1,323.21