Finding the Third Proportional to 3,408,906 and 7,358,634

Step by Step Solution

1. Step 1: Write the proportion equation
   3,408,906 : 7,358,634 = 7,358,634 : x
2. Step 2: Convert to fraction form
   3,408,906/7,358,634 = 7,358,634/x
3. Step 3: Cross multiply
   3,408,906x = 7,358,634 × 7,358,634
4. Step 4: Simplify right side
   3,408,906x = 54,149,494,345,956
5. Step 5: Solve for x
   x = 54,149,494,345,956/3,408,906
6. Step 6: Final answer
   x = 15,884,713.26