Finding the Third Proportional to 10,028,597 and 21,653,218

Step by Step Solution

1. Step 1: Write the proportion equation
   10,028,597 : 21,653,218 = 21,653,218 : x
2. Step 2: Convert to fraction form
   10,028,597/21,653,218 = 21,653,218/x
3. Step 3: Cross multiply
   10,028,597x = 21,653,218 × 21,653,218
4. Step 4: Simplify right side
   10,028,597x = 468,861,849,755,524
5. Step 5: Solve for x
   x = 468,861,849,755,524/10,028,597
6. Step 6: Final answer
   x = 46,752,486.89