Finding the Third Proportional to 3,954,110 and 8,633,116

Step by Step Solution

1. Step 1: Write the proportion equation
   3,954,110 : 8,633,116 = 8,633,116 : x
2. Step 2: Convert to fraction form
   3,954,110/8,633,116 = 8,633,116/x
3. Step 3: Cross multiply
   3,954,110x = 8,633,116 × 8,633,116
4. Step 4: Simplify right side
   3,954,110x = 74,530,691,869,456
5. Step 5: Solve for x
   x = 74,530,691,869,456/3,954,110
6. Step 6: Final answer
   x = 18,848,917.17