Finding the Third Proportional to 2,149,544 and 4,634,744

Step by Step Solution

1. Step 1: Write the proportion equation
   2,149,544 : 4,634,744 = 4,634,744 : x
2. Step 2: Convert to fraction form
   2,149,544/4,634,744 = 4,634,744/x
3. Step 3: Cross multiply
   2,149,544x = 4,634,744 × 4,634,744
4. Step 4: Simplify right side
   2,149,544x = 21,480,851,945,536
5. Step 5: Solve for x
   x = 21,480,851,945,536/2,149,544
6. Step 6: Final answer
   x = 9,993,213.42