Finding the Fourth Proportional to 1,334.36, 1,838.91 and 960.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.36 : 1,838.91 = 960.69 : x
2. Step 2: Convert to fraction form
   1,334.36/1,838.91 = 960.69/x
3. Step 3: Cross multiply
   1,334.36x = 1,838.91 × 960.69
4. Step 4: Simplify right side
   1,334.36x = 1,766,622.45
5. Step 5: Solve for x
   x = 1,766,622.45/1,334.36
6. Step 6: Final answer
   x = 1,323.95