Finding the Fourth Proportional to 736.27, 1,016.06 and 404.69

Step by Step Solution

1. Step 1: Write the proportion equation
   736.27 : 1,016.06 = 404.69 : x
2. Step 2: Convert to fraction form
   736.27/1,016.06 = 404.69/x
3. Step 3: Cross multiply
   736.27x = 1,016.06 × 404.69
4. Step 4: Simplify right side
   736.27x = 411,187.30
5. Step 5: Solve for x
   x = 411,187.30/736.27
6. Step 6: Final answer
   x = 558.48