Finding the Third Proportional to 10,239,564 and 21,936,462

Step by Step Solution

1. Step 1: Write the proportion equation
   10,239,564 : 21,936,462 = 21,936,462 : x
2. Step 2: Convert to fraction form
   10,239,564/21,936,462 = 21,936,462/x
3. Step 3: Cross multiply
   10,239,564x = 21,936,462 × 21,936,462
4. Step 4: Simplify right side
   10,239,564x = 481,208,365,077,444
5. Step 5: Solve for x
   x = 481,208,365,077,444/10,239,564
6. Step 6: Final answer
   x = 46,995,005.36