Finding the Third Proportional to 3,415,821 and 7,338,162

Step by Step Solution

1. Step 1: Write the proportion equation
   3,415,821 : 7,338,162 = 7,338,162 : x
2. Step 2: Convert to fraction form
   3,415,821/7,338,162 = 7,338,162/x
3. Step 3: Cross multiply
   3,415,821x = 7,338,162 × 7,338,162
4. Step 4: Simplify right side
   3,415,821x = 53,848,621,538,244
5. Step 5: Solve for x
   x = 53,848,621,538,244/3,415,821
6. Step 6: Final answer
   x = 15,764,474.06