Finding the Fourth Proportional to 3,301.20, 4,949.82 and 1,109.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,301.20 : 4,949.82 = 1,109.88 : x
2. Step 2: Convert to fraction form
   3,301.20/4,949.82 = 1,109.88/x
3. Step 3: Cross multiply
   3,301.20x = 4,949.82 × 1,109.88
4. Step 4: Simplify right side
   3,301.20x = 5,493,706.22
5. Step 5: Solve for x
   x = 5,493,706.22/3,301.20
6. Step 6: Final answer
   x = 1,664.15