Finding the Third Proportional to 8,662,112 and 12,109,802

Step by Step Solution

1. Step 1: Write the proportion equation
   8,662,112 : 12,109,802 = 12,109,802 : x
2. Step 2: Convert to fraction form
   8,662,112/12,109,802 = 12,109,802/x
3. Step 3: Cross multiply
   8,662,112x = 12,109,802 × 12,109,802
4. Step 4: Simplify right side
   8,662,112x = 146,647,304,479,204
5. Step 5: Solve for x
   x = 146,647,304,479,204/8,662,112
6. Step 6: Final answer
   x = 16,929,740.05