Finding the Fourth Proportional to 732.27, 1,010.56 and 400.71

Step by Step Solution

1. Step 1: Write the proportion equation
   732.27 : 1,010.56 = 400.71 : x
2. Step 2: Convert to fraction form
   732.27/1,010.56 = 400.71/x
3. Step 3: Cross multiply
   732.27x = 1,010.56 × 400.71
4. Step 4: Simplify right side
   732.27x = 404,941.50
5. Step 5: Solve for x
   x = 404,941.50/732.27
6. Step 6: Final answer
   x = 552.99