Finding the Third Proportional to 10,284,979 and 21,936,833

Step by Step Solution

1. Step 1: Write the proportion equation
   10,284,979 : 21,936,833 = 21,936,833 : x
2. Step 2: Convert to fraction form
   10,284,979/21,936,833 = 21,936,833/x
3. Step 3: Cross multiply
   10,284,979x = 21,936,833 × 21,936,833
4. Step 4: Simplify right side
   10,284,979x = 481,224,642,069,889
5. Step 5: Solve for x
   x = 481,224,642,069,889/10,284,979
6. Step 6: Final answer
   x = 46,789,073.86