Finding the Fourth Proportional to 1,662.24, 2,493.69 and 492.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.24 : 2,493.69 = 492.27 : x
2. Step 2: Convert to fraction form
   1,662.24/2,493.69 = 492.27/x
3. Step 3: Cross multiply
   1,662.24x = 2,493.69 × 492.27
4. Step 4: Simplify right side
   1,662.24x = 1,227,568.78
5. Step 5: Solve for x
   x = 1,227,568.78/1,662.24
6. Step 6: Final answer
   x = 738.50