Finding the Third Proportional to 16,358,268 and 34,408,780

Step by Step Solution

1. Step 1: Write the proportion equation
   16,358,268 : 34,408,780 = 34,408,780 : x
2. Step 2: Convert to fraction form
   16,358,268/34,408,780 = 34,408,780/x
3. Step 3: Cross multiply
   16,358,268x = 34,408,780 × 34,408,780
4. Step 4: Simplify right side
   16,358,268x = 1,183,964,141,088,400
5. Step 5: Solve for x
   x = 1,183,964,141,088,400/16,358,268
6. Step 6: Final answer
   x = 72,377,108.69