Finding the Third Proportional to 3,415,823 and 7,338,166

Step by Step Solution

1. Step 1: Write the proportion equation
   3,415,823 : 7,338,166 = 7,338,166 : x
2. Step 2: Convert to fraction form
   3,415,823/7,338,166 = 7,338,166/x
3. Step 3: Cross multiply
   3,415,823x = 7,338,166 × 7,338,166
4. Step 4: Simplify right side
   3,415,823x = 53,848,680,243,556
5. Step 5: Solve for x
   x = 53,848,680,243,556/3,415,823
6. Step 6: Final answer
   x = 15,764,482.01