Finding the Third Proportional to 2,786,298 and 5,690,664

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786,298 : 5,690,664 = 5,690,664 : x
2. Step 2: Convert to fraction form
   2,786,298/5,690,664 = 5,690,664/x
3. Step 3: Cross multiply
   2,786,298x = 5,690,664 × 5,690,664
4. Step 4: Simplify right side
   2,786,298x = 32,383,656,760,896
5. Step 5: Solve for x
   x = 32,383,656,760,896/2,786,298
6. Step 6: Final answer
   x = 11,622,467.07