Finding the Third Proportional to 1,682,636 and 3,649,176

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,636 : 3,649,176 = 3,649,176 : x
2. Step 2: Convert to fraction form
   1,682,636/3,649,176 = 3,649,176/x
3. Step 3: Cross multiply
   1,682,636x = 3,649,176 × 3,649,176
4. Step 4: Simplify right side
   1,682,636x = 13,316,485,478,976
5. Step 5: Solve for x
   x = 13,316,485,478,976/1,682,636
6. Step 6: Final answer
   x = 7,914,061.91