Finding the Fourth Proportional to 3,300.05, 4,949.32 and 960.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.05 : 4,949.32 = 960.05 : x
2. Step 2: Convert to fraction form
   3,300.05/4,949.32 = 960.05/x
3. Step 3: Cross multiply
   3,300.05x = 4,949.32 × 960.05
4. Step 4: Simplify right side
   3,300.05x = 4,751,594.67
5. Step 5: Solve for x
   x = 4,751,594.67/3,300.05
6. Step 6: Final answer
   x = 1,439.86