Finding the Third Proportional to 30,636 and 63,192

Step by Step Solution

1. Step 1: Write the proportion equation
   30,636 : 63,192 = 63,192 : x
2. Step 2: Convert to fraction form
   30,636/63,192 = 63,192/x
3. Step 3: Cross multiply
   30,636x = 63,192 × 63,192
4. Step 4: Simplify right side
   30,636x = 3,993,228,864
5. Step 5: Solve for x
   x = 3,993,228,864/30,636
6. Step 6: Final answer
   x = 130,344.33