Finding the Third Proportional to 2,173,647 and 4,767,198

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173,647 : 4,767,198 = 4,767,198 : x
2. Step 2: Convert to fraction form
   2,173,647/4,767,198 = 4,767,198/x
3. Step 3: Cross multiply
   2,173,647x = 4,767,198 × 4,767,198
4. Step 4: Simplify right side
   2,173,647x = 22,726,176,771,204
5. Step 5: Solve for x
   x = 22,726,176,771,204/2,173,647
6. Step 6: Final answer
   x = 10,455,320.84