Finding the Fourth Proportional to 1,423.71, 1,964.75 and 794.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.71 : 1,964.75 = 794.25 : x
2. Step 2: Convert to fraction form
   1,423.71/1,964.75 = 794.25/x
3. Step 3: Cross multiply
   1,423.71x = 1,964.75 × 794.25
4. Step 4: Simplify right side
   1,423.71x = 1,560,498.72
5. Step 5: Solve for x
   x = 1,560,498.72/1,423.71
6. Step 6: Final answer
   x = 1,096.08