Finding the Third Proportional to 4,647,280 and 10,066,544

Step by Step Solution

1. Step 1: Write the proportion equation
   4,647,280 : 10,066,544 = 10,066,544 : x
2. Step 2: Convert to fraction form
   4,647,280/10,066,544 = 10,066,544/x
3. Step 3: Cross multiply
   4,647,280x = 10,066,544 × 10,066,544
4. Step 4: Simplify right side
   4,647,280x = 101,335,308,103,936
5. Step 5: Solve for x
   x = 101,335,308,103,936/4,647,280
6. Step 6: Final answer
   x = 21,805,294.30