Finding the Third Proportional to 3,397,689 and 7,466,787

Step by Step Solution

1. Step 1: Write the proportion equation
   3,397,689 : 7,466,787 = 7,466,787 : x
2. Step 2: Convert to fraction form
   3,397,689/7,466,787 = 7,466,787/x
3. Step 3: Cross multiply
   3,397,689x = 7,466,787 × 7,466,787
4. Step 4: Simplify right side
   3,397,689x = 55,752,908,103,369
5. Step 5: Solve for x
   x = 55,752,908,103,369/3,397,689
6. Step 6: Final answer
   x = 16,409,067.49