Finding the Third Proportional to 9,627,066 and 21,143,424

Step by Step Solution

1. Step 1: Write the proportion equation
   9,627,066 : 21,143,424 = 21,143,424 : x
2. Step 2: Convert to fraction form
   9,627,066/21,143,424 = 21,143,424/x
3. Step 3: Cross multiply
   9,627,066x = 21,143,424 × 21,143,424
4. Step 4: Simplify right side
   9,627,066x = 447,044,378,443,776
5. Step 5: Solve for x
   x = 447,044,378,443,776/9,627,066
6. Step 6: Final answer
   x = 46,436,201.69