Finding the Third Proportional to 3,420,719 and 7,436,833

Step by Step Solution

1. Step 1: Write the proportion equation
   3,420,719 : 7,436,833 = 7,436,833 : x
2. Step 2: Convert to fraction form
   3,420,719/7,436,833 = 7,436,833/x
3. Step 3: Cross multiply
   3,420,719x = 7,436,833 × 7,436,833
4. Step 4: Simplify right side
   3,420,719x = 55,306,485,069,889
5. Step 5: Solve for x
   x = 55,306,485,069,889/3,420,719
6. Step 6: Final answer
   x = 16,168,087.78