Finding the Third Proportional to 3,906,785 and 8,112,994

Step by Step Solution

1. Step 1: Write the proportion equation
   3,906,785 : 8,112,994 = 8,112,994 : x
2. Step 2: Convert to fraction form
   3,906,785/8,112,994 = 8,112,994/x
3. Step 3: Cross multiply
   3,906,785x = 8,112,994 × 8,112,994
4. Step 4: Simplify right side
   3,906,785x = 65,820,671,644,036
5. Step 5: Solve for x
   x = 65,820,671,644,036/3,906,785
6. Step 6: Final answer
   x = 16,847,784.47