Finding the Third Proportional to 4,487,619 and 9,787,494

Step by Step Solution

1. Step 1: Write the proportion equation
   4,487,619 : 9,787,494 = 9,787,494 : x
2. Step 2: Convert to fraction form
   4,487,619/9,787,494 = 9,787,494/x
3. Step 3: Cross multiply
   4,487,619x = 9,787,494 × 9,787,494
4. Step 4: Simplify right side
   4,487,619x = 95,795,038,800,036
5. Step 5: Solve for x
   x = 95,795,038,800,036/4,487,619
6. Step 6: Final answer
   x = 21,346,517.79