Finding the Third Proportional to 3,338,626 and 7,196,420

Step by Step Solution

1. Step 1: Write the proportion equation
   3,338,626 : 7,196,420 = 7,196,420 : x
2. Step 2: Convert to fraction form
   3,338,626/7,196,420 = 7,196,420/x
3. Step 3: Cross multiply
   3,338,626x = 7,196,420 × 7,196,420
4. Step 4: Simplify right side
   3,338,626x = 51,788,460,816,400
5. Step 5: Solve for x
   x = 51,788,460,816,400/3,338,626
6. Step 6: Final answer
   x = 15,511,908.44