Finding the Fourth Proportional to 1,306.27, 1,958.52 and 484.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306.27 : 1,958.52 = 484.10 : x
2. Step 2: Convert to fraction form
   1,306.27/1,958.52 = 484.10/x
3. Step 3: Cross multiply
   1,306.27x = 1,958.52 × 484.10
4. Step 4: Simplify right side
   1,306.27x = 948,119.53
5. Step 5: Solve for x
   x = 948,119.53/1,306.27
6. Step 6: Final answer
   x = 725.82