Finding the Third Proportional to 3,816,930 and 8,231,688

Step by Step Solution

1. Step 1: Write the proportion equation
   3,816,930 : 8,231,688 = 8,231,688 : x
2. Step 2: Convert to fraction form
   3,816,930/8,231,688 = 8,231,688/x
3. Step 3: Cross multiply
   3,816,930x = 8,231,688 × 8,231,688
4. Step 4: Simplify right side
   3,816,930x = 67,760,687,329,344
5. Step 5: Solve for x
   x = 67,760,687,329,344/3,816,930
6. Step 6: Final answer
   x = 17,752,667.02