Finding the Third Proportional to 3,815,667 and 8,086,230

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815,667 : 8,086,230 = 8,086,230 : x
2. Step 2: Convert to fraction form
   3,815,667/8,086,230 = 8,086,230/x
3. Step 3: Cross multiply
   3,815,667x = 8,086,230 × 8,086,230
4. Step 4: Simplify right side
   3,815,667x = 65,387,115,612,900
5. Step 5: Solve for x
   x = 65,387,115,612,900/3,815,667
6. Step 6: Final answer
   x = 17,136,483.77