Finding the Third Proportional to 3,318,341 and 7,239,912

Step by Step Solution

1. Step 1: Write the proportion equation
   3,318,341 : 7,239,912 = 7,239,912 : x
2. Step 2: Convert to fraction form
   3,318,341/7,239,912 = 7,239,912/x
3. Step 3: Cross multiply
   3,318,341x = 7,239,912 × 7,239,912
4. Step 4: Simplify right side
   3,318,341x = 52,416,325,767,744
5. Step 5: Solve for x
   x = 52,416,325,767,744/3,318,341
6. Step 6: Final answer
   x = 15,795,943.14