Finding the Third Proportional to 3,947,462 and 8,205,196

Step by Step Solution

1. Step 1: Write the proportion equation
   3,947,462 : 8,205,196 = 8,205,196 : x
2. Step 2: Convert to fraction form
   3,947,462/8,205,196 = 8,205,196/x
3. Step 3: Cross multiply
   3,947,462x = 8,205,196 × 8,205,196
4. Step 4: Simplify right side
   3,947,462x = 67,325,241,398,416
5. Step 5: Solve for x
   x = 67,325,241,398,416/3,947,462
6. Step 6: Final answer
   x = 17,055,323.50