Finding the Third Proportional to 1,384,971 and 2,086,569

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384,971 : 2,086,569 = 2,086,569 : x
2. Step 2: Convert to fraction form
   1,384,971/2,086,569 = 2,086,569/x
3. Step 3: Cross multiply
   1,384,971x = 2,086,569 × 2,086,569
4. Step 4: Simplify right side
   1,384,971x = 4,353,770,191,761
5. Step 5: Solve for x
   x = 4,353,770,191,761/1,384,971
6. Step 6: Final answer
   x = 3,143,582.21