Finding the Third Proportional to 3,408,732 and 7,296,279

Step by Step Solution

1. Step 1: Write the proportion equation
   3,408,732 : 7,296,279 = 7,296,279 : x
2. Step 2: Convert to fraction form
   3,408,732/7,296,279 = 7,296,279/x
3. Step 3: Cross multiply
   3,408,732x = 7,296,279 × 7,296,279
4. Step 4: Simplify right side
   3,408,732x = 53,235,687,245,841
5. Step 5: Solve for x
   x = 53,235,687,245,841/3,408,732
6. Step 6: Final answer
   x = 15,617,445.80