Finding the Third Proportional to 2,859,676 and 5,954,578

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859,676 : 5,954,578 = 5,954,578 : x
2. Step 2: Convert to fraction form
   2,859,676/5,954,578 = 5,954,578/x
3. Step 3: Cross multiply
   2,859,676x = 5,954,578 × 5,954,578
4. Step 4: Simplify right side
   2,859,676x = 35,456,999,158,084
5. Step 5: Solve for x
   x = 35,456,999,158,084/2,859,676
6. Step 6: Final answer
   x = 12,398,956.79