Finding the Third Proportional to 480.50 and 1,018

Step by Step Solution

1. Step 1: Write the proportion equation
   480.50 : 1,018 = 1,018 : x
2. Step 2: Convert to fraction form
   480.50/1,018 = 1,018/x
3. Step 3: Cross multiply
   480.50x = 1,018 × 1,018
4. Step 4: Simplify right side
   480.50x = 1,036,324
5. Step 5: Solve for x
   x = 1,036,324/480.50
6. Step 6: Final answer
   x = 2,156.76