Finding the Third Proportional to 9,627,476 and 21,144,624

Step by Step Solution

1. Step 1: Write the proportion equation
   9,627,476 : 21,144,624 = 21,144,624 : x
2. Step 2: Convert to fraction form
   9,627,476/21,144,624 = 21,144,624/x
3. Step 3: Cross multiply
   9,627,476x = 21,144,624 × 21,144,624
4. Step 4: Simplify right side
   9,627,476x = 447,095,124,101,376
5. Step 5: Solve for x
   x = 447,095,124,101,376/9,627,476
6. Step 6: Final answer
   x = 46,439,495.06