Finding the Third Proportional to 142,452 and 300,996

Step by Step Solution

1. Step 1: Write the proportion equation
   142,452 : 300,996 = 300,996 : x
2. Step 2: Convert to fraction form
   142,452/300,996 = 300,996/x
3. Step 3: Cross multiply
   142,452x = 300,996 × 300,996
4. Step 4: Simplify right side
   142,452x = 90,598,592,016
5. Step 5: Solve for x
   x = 90,598,592,016/142,452
6. Step 6: Final answer
   x = 635,993.82