Finding the Third Proportional to 9,627,632 and 21,144,928

Step by Step Solution

1. Step 1: Write the proportion equation
   9,627,632 : 21,144,928 = 21,144,928 : x
2. Step 2: Convert to fraction form
   9,627,632/21,144,928 = 21,144,928/x
3. Step 3: Cross multiply
   9,627,632x = 21,144,928 × 21,144,928
4. Step 4: Simplify right side
   9,627,632x = 447,107,980,125,184
5. Step 5: Solve for x
   x = 447,107,980,125,184/9,627,632
6. Step 6: Final answer
   x = 46,440,077.91