Finding the Third Proportional to 4,245,719 and 8,885,098

Step by Step Solution

1. Step 1: Write the proportion equation
   4,245,719 : 8,885,098 = 8,885,098 : x
2. Step 2: Convert to fraction form
   4,245,719/8,885,098 = 8,885,098/x
3. Step 3: Cross multiply
   4,245,719x = 8,885,098 × 8,885,098
4. Step 4: Simplify right side
   4,245,719x = 78,944,966,469,604
5. Step 5: Solve for x
   x = 78,944,966,469,604/4,245,719
6. Step 6: Final answer
   x = 18,594,015.87