Finding the Fourth Proportional to 1,496.72, 2,244.82 and 401.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,496.72 : 2,244.82 = 401.15 : x
2. Step 2: Convert to fraction form
   1,496.72/2,244.82 = 401.15/x
3. Step 3: Cross multiply
   1,496.72x = 2,244.82 × 401.15
4. Step 4: Simplify right side
   1,496.72x = 900,509.54
5. Step 5: Solve for x
   x = 900,509.54/1,496.72
6. Step 6: Final answer
   x = 601.66