Finding the Third Proportional to 2,223,738 and 4,872,977

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223,738 : 4,872,977 = 4,872,977 : x
2. Step 2: Convert to fraction form
   2,223,738/4,872,977 = 4,872,977/x
3. Step 3: Cross multiply
   2,223,738x = 4,872,977 × 4,872,977
4. Step 4: Simplify right side
   2,223,738x = 23,745,904,842,529
5. Step 5: Solve for x
   x = 23,745,904,842,529/2,223,738
6. Step 6: Final answer
   x = 10,678,373.46