Finding the Third Proportional to 2,163,105 and 5,007,456

Step by Step Solution

1. Step 1: Write the proportion equation
   2,163,105 : 5,007,456 = 5,007,456 : x
2. Step 2: Convert to fraction form
   2,163,105/5,007,456 = 5,007,456/x
3. Step 3: Cross multiply
   2,163,105x = 5,007,456 × 5,007,456
4. Step 4: Simplify right side
   2,163,105x = 25,074,615,591,936
5. Step 5: Solve for x
   x = 25,074,615,591,936/2,163,105
6. Step 6: Final answer
   x = 11,591,954.89