Finding the Third Proportional to 3,394,766 and 7,274,911

Step by Step Solution

1. Step 1: Write the proportion equation
   3,394,766 : 7,274,911 = 7,274,911 : x
2. Step 2: Convert to fraction form
   3,394,766/7,274,911 = 7,274,911/x
3. Step 3: Cross multiply
   3,394,766x = 7,274,911 × 7,274,911
4. Step 4: Simplify right side
   3,394,766x = 52,924,330,057,921
5. Step 5: Solve for x
   x = 52,924,330,057,921/3,394,766
6. Step 6: Final answer
   x = 15,589,978.83