Finding the Third Proportional to 1,682,712 and 3,649,356

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,712 : 3,649,356 = 3,649,356 : x
2. Step 2: Convert to fraction form
   1,682,712/3,649,356 = 3,649,356/x
3. Step 3: Cross multiply
   1,682,712x = 3,649,356 × 3,649,356
4. Step 4: Simplify right side
   1,682,712x = 13,317,799,214,736
5. Step 5: Solve for x
   x = 13,317,799,214,736/1,682,712
6. Step 6: Final answer
   x = 7,914,485.20