Finding the Third Proportional to 682,738 and 1,485,864

Step by Step Solution

1. Step 1: Write the proportion equation
   682,738 : 1,485,864 = 1,485,864 : x
2. Step 2: Convert to fraction form
   682,738/1,485,864 = 1,485,864/x
3. Step 3: Cross multiply
   682,738x = 1,485,864 × 1,485,864
4. Step 4: Simplify right side
   682,738x = 2,207,791,826,496
5. Step 5: Solve for x
   x = 2,207,791,826,496/682,738
6. Step 6: Final answer
   x = 3,233,732.16