Finding the Fourth Proportional to 2,401.92, 3,600.72 and 1,101.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.92 : 3,600.72 = 1,101.60 : x
2. Step 2: Convert to fraction form
   2,401.92/3,600.72 = 1,101.60/x
3. Step 3: Cross multiply
   2,401.92x = 3,600.72 × 1,101.60
4. Step 4: Simplify right side
   2,401.92x = 3,966,553.15
5. Step 5: Solve for x
   x = 3,966,553.15/2,401.92
6. Step 6: Final answer
   x = 1,651.41