Finding the Third Proportional to 1,832,517 and 3,990,303

Step by Step Solution

1. Step 1: Write the proportion equation
   1,832,517 : 3,990,303 = 3,990,303 : x
2. Step 2: Convert to fraction form
   1,832,517/3,990,303 = 3,990,303/x
3. Step 3: Cross multiply
   1,832,517x = 3,990,303 × 3,990,303
4. Step 4: Simplify right side
   1,832,517x = 15,922,518,031,809
5. Step 5: Solve for x
   x = 15,922,518,031,809/1,832,517
6. Step 6: Final answer
   x = 8,688,878.76