Finding the Fourth Proportional to 1,423.84, 1,964.72 and 794.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.84 : 1,964.72 = 794.32 : x
2. Step 2: Convert to fraction form
   1,423.84/1,964.72 = 794.32/x
3. Step 3: Cross multiply
   1,423.84x = 1,964.72 × 794.32
4. Step 4: Simplify right side
   1,423.84x = 1,560,616.39
5. Step 5: Solve for x
   x = 1,560,616.39/1,423.84
6. Step 6: Final answer
   x = 1,096.06