Finding the Third Proportional to 142,874 and 301,652

Step by Step Solution

1. Step 1: Write the proportion equation
   142,874 : 301,652 = 301,652 : x
2. Step 2: Convert to fraction form
   142,874/301,652 = 301,652/x
3. Step 3: Cross multiply
   142,874x = 301,652 × 301,652
4. Step 4: Simplify right side
   142,874x = 90,993,929,104
5. Step 5: Solve for x
   x = 90,993,929,104/142,874
6. Step 6: Final answer
   x = 636,882.35