Finding the Third Proportional to 1,057,299 and 1,581,330

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057,299 : 1,581,330 = 1,581,330 : x
2. Step 2: Convert to fraction form
   1,057,299/1,581,330 = 1,581,330/x
3. Step 3: Cross multiply
   1,057,299x = 1,581,330 × 1,581,330
4. Step 4: Simplify right side
   1,057,299x = 2,500,604,568,900
5. Step 5: Solve for x
   x = 2,500,604,568,900/1,057,299
6. Step 6: Final answer
   x = 2,365,087.42