Finding the Third Proportional to 2,223,736 and 4,872,973

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223,736 : 4,872,973 = 4,872,973 : x
2. Step 2: Convert to fraction form
   2,223,736/4,872,973 = 4,872,973/x
3. Step 3: Cross multiply
   2,223,736x = 4,872,973 × 4,872,973
4. Step 4: Simplify right side
   2,223,736x = 23,745,865,858,729
5. Step 5: Solve for x
   x = 23,745,865,858,729/2,223,736
6. Step 6: Final answer
   x = 10,678,365.53