Finding the Third Proportional to 9,627,074 and 21,143,436

Step by Step Solution

1. Step 1: Write the proportion equation
   9,627,074 : 21,143,436 = 21,143,436 : x
2. Step 2: Convert to fraction form
   9,627,074/21,143,436 = 21,143,436/x
3. Step 3: Cross multiply
   9,627,074x = 21,143,436 × 21,143,436
4. Step 4: Simplify right side
   9,627,074x = 447,044,885,886,096
5. Step 5: Solve for x
   x = 447,044,885,886,096/9,627,074
6. Step 6: Final answer
   x = 46,436,215.81