Finding the Third Proportional to 9,654,624 and 21,152,892

Step by Step Solution

1. Step 1: Write the proportion equation
   9,654,624 : 21,152,892 = 21,152,892 : x
2. Step 2: Convert to fraction form
   9,654,624/21,152,892 = 21,152,892/x
3. Step 3: Cross multiply
   9,654,624x = 21,152,892 × 21,152,892
4. Step 4: Simplify right side
   9,654,624x = 447,444,839,963,664
5. Step 5: Solve for x
   x = 447,444,839,963,664/9,654,624
6. Step 6: Final answer
   x = 46,345,133.69