Finding the Third Proportional to 3,415,822 and 7,338,164

Step by Step Solution

1. Step 1: Write the proportion equation
   3,415,822 : 7,338,164 = 7,338,164 : x
2. Step 2: Convert to fraction form
   3,415,822/7,338,164 = 7,338,164/x
3. Step 3: Cross multiply
   3,415,822x = 7,338,164 × 7,338,164
4. Step 4: Simplify right side
   3,415,822x = 53,848,650,890,896
5. Step 5: Solve for x
   x = 53,848,650,890,896/3,415,822
6. Step 6: Final answer
   x = 15,764,478.04