Finding the Third Proportional to 3,868,659 and 8,051,300

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868,659 : 8,051,300 = 8,051,300 : x
2. Step 2: Convert to fraction form
   3,868,659/8,051,300 = 8,051,300/x
3. Step 3: Cross multiply
   3,868,659x = 8,051,300 × 8,051,300
4. Step 4: Simplify right side
   3,868,659x = 64,823,431,690,000
5. Step 5: Solve for x
   x = 64,823,431,690,000/3,868,659
6. Step 6: Final answer
   x = 16,756,046.91