Finding the Third Proportional to 3,417,659 and 8,067,706

Step by Step Solution

1. Step 1: Write the proportion equation
   3,417,659 : 8,067,706 = 8,067,706 : x
2. Step 2: Convert to fraction form
   3,417,659/8,067,706 = 8,067,706/x
3. Step 3: Cross multiply
   3,417,659x = 8,067,706 × 8,067,706
4. Step 4: Simplify right side
   3,417,659x = 65,087,880,102,436
5. Step 5: Solve for x
   x = 65,087,880,102,436/3,417,659
6. Step 6: Final answer
   x = 19,044,579.96