Finding the Fourth Proportional to 1,423.69, 1,964.52 and 794.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.69 : 1,964.52 = 794.25 : x
2. Step 2: Convert to fraction form
   1,423.69/1,964.52 = 794.25/x
3. Step 3: Cross multiply
   1,423.69x = 1,964.52 × 794.25
4. Step 4: Simplify right side
   1,423.69x = 1,560,320.01
5. Step 5: Solve for x
   x = 1,560,320.01/1,423.69
6. Step 6: Final answer
   x = 1,095.97