Finding the Fourth Proportional to 2,442.17, 3,661.03 and 881.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.17 : 3,661.03 = 881.83 : x
2. Step 2: Convert to fraction form
   2,442.17/3,661.03 = 881.83/x
3. Step 3: Cross multiply
   2,442.17x = 3,661.03 × 881.83
4. Step 4: Simplify right side
   2,442.17x = 3,228,411.76
5. Step 5: Solve for x
   x = 3,228,411.76/2,442.17
6. Step 6: Final answer
   x = 1,321.94