Finding the Third Proportional to 2,243,149 and 4,864,891

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,149 : 4,864,891 = 4,864,891 : x
2. Step 2: Convert to fraction form
   2,243,149/4,864,891 = 4,864,891/x
3. Step 3: Cross multiply
   2,243,149x = 4,864,891 × 4,864,891
4. Step 4: Simplify right side
   2,243,149x = 23,667,164,441,881
5. Step 5: Solve for x
   x = 23,667,164,441,881/2,243,149
6. Step 6: Final answer
   x = 10,550,865.97