Finding the Fourth Proportional to 1,423.82, 1,965.04 and 834.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.82 : 1,965.04 = 834.36 : x
2. Step 2: Convert to fraction form
   1,423.82/1,965.04 = 834.36/x
3. Step 3: Cross multiply
   1,423.82x = 1,965.04 × 834.36
4. Step 4: Simplify right side
   1,423.82x = 1,639,544.17
5. Step 5: Solve for x
   x = 1,639,544.17/1,423.82
6. Step 6: Final answer
   x = 1,151.51