Finding the Third Proportional to 3,994,870 and 8,735,234

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994,870 : 8,735,234 = 8,735,234 : x
2. Step 2: Convert to fraction form
   3,994,870/8,735,234 = 8,735,234/x
3. Step 3: Cross multiply
   3,994,870x = 8,735,234 × 8,735,234
4. Step 4: Simplify right side
   3,994,870x = 76,304,313,034,756
5. Step 5: Solve for x
   x = 76,304,313,034,756/3,994,870
6. Step 6: Final answer
   x = 19,100,574.75