Finding the Third Proportional to 8,227,678 and 17,719,764

Step by Step Solution

1. Step 1: Write the proportion equation
   8,227,678 : 17,719,764 = 17,719,764 : x
2. Step 2: Convert to fraction form
   8,227,678/17,719,764 = 17,719,764/x
3. Step 3: Cross multiply
   8,227,678x = 17,719,764 × 17,719,764
4. Step 4: Simplify right side
   8,227,678x = 313,990,036,215,696
5. Step 5: Solve for x
   x = 313,990,036,215,696/8,227,678
6. Step 6: Final answer
   x = 38,162,654.91