Finding the Third Proportional to 682,726 and 1,485,839

Step by Step Solution

1. Step 1: Write the proportion equation
   682,726 : 1,485,839 = 1,485,839 : x
2. Step 2: Convert to fraction form
   682,726/1,485,839 = 1,485,839/x
3. Step 3: Cross multiply
   682,726x = 1,485,839 × 1,485,839
4. Step 4: Simplify right side
   682,726x = 2,207,717,533,921
5. Step 5: Solve for x
   x = 2,207,717,533,921/682,726
6. Step 6: Final answer
   x = 3,233,680.18