Finding the Third Proportional to 3,394,764 and 7,274,907

Step by Step Solution

1. Step 1: Write the proportion equation
   3,394,764 : 7,274,907 = 7,274,907 : x
2. Step 2: Convert to fraction form
   3,394,764/7,274,907 = 7,274,907/x
3. Step 3: Cross multiply
   3,394,764x = 7,274,907 × 7,274,907
4. Step 4: Simplify right side
   3,394,764x = 52,924,271,858,649
5. Step 5: Solve for x
   x = 52,924,271,858,649/3,394,764
6. Step 6: Final answer
   x = 15,589,970.87