Finding the Third Proportional to 3,420,703 and 7,436,802

Step by Step Solution

1. Step 1: Write the proportion equation
   3,420,703 : 7,436,802 = 7,436,802 : x
2. Step 2: Convert to fraction form
   3,420,703/7,436,802 = 7,436,802/x
3. Step 3: Cross multiply
   3,420,703x = 7,436,802 × 7,436,802
4. Step 4: Simplify right side
   3,420,703x = 55,306,023,987,204
5. Step 5: Solve for x
   x = 55,306,023,987,204/3,420,703
6. Step 6: Final answer
   x = 16,168,028.61