Finding the Fourth Proportional to 3,300.50, 4,950.76 and 960.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.50 : 4,950.76 = 960.51 : x
2. Step 2: Convert to fraction form
   3,300.50/4,950.76 = 960.51/x
3. Step 3: Cross multiply
   3,300.50x = 4,950.76 × 960.51
4. Step 4: Simplify right side
   3,300.50x = 4,755,243.25
5. Step 5: Solve for x
   x = 4,755,243.25/3,300.50
6. Step 6: Final answer
   x = 1,440.77