Finding the Fourth Proportional to 3,298.48, 4,945.28 and 1,105.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,298.48 : 4,945.28 = 1,105.92 : x
2. Step 2: Convert to fraction form
   3,298.48/4,945.28 = 1,105.92/x
3. Step 3: Cross multiply
   3,298.48x = 4,945.28 × 1,105.92
4. Step 4: Simplify right side
   3,298.48x = 5,469,084.06
5. Step 5: Solve for x
   x = 5,469,084.06/3,298.48
6. Step 6: Final answer
   x = 1,658.06