Finding the Third Proportional to 536,459,482 and 820,086,568

Step by Step Solution

1. Step 1: Write the proportion equation
   536,459,482 : 820,086,568 = 820,086,568 : x
2. Step 2: Convert to fraction form
   536,459,482/820,086,568 = 820,086,568/x
3. Step 3: Cross multiply
   536,459,482x = 820,086,568 × 820,086,568
4. Step 4: Simplify right side
   536,459,482x = 672,541,979,014,018,560
5. Step 5: Solve for x
   x = 672,541,979,014,018,560/536,459,482
6. Step 6: Final answer
   x = 1,253,667,800.79