Finding the Third Proportional to 2,143,707 and 4,463,832

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,707 : 4,463,832 = 4,463,832 : x
2. Step 2: Convert to fraction form
   2,143,707/4,463,832 = 4,463,832/x
3. Step 3: Cross multiply
   2,143,707x = 4,463,832 × 4,463,832
4. Step 4: Simplify right side
   2,143,707x = 19,925,796,124,224
5. Step 5: Solve for x
   x = 19,925,796,124,224/2,143,707
6. Step 6: Final answer
   x = 9,295,018.45