Finding the Third Proportional to 3,836,273 and 8,311,069

Step by Step Solution

1. Step 1: Write the proportion equation
   3,836,273 : 8,311,069 = 8,311,069 : x
2. Step 2: Convert to fraction form
   3,836,273/8,311,069 = 8,311,069/x
3. Step 3: Cross multiply
   3,836,273x = 8,311,069 × 8,311,069
4. Step 4: Simplify right side
   3,836,273x = 69,073,867,922,761
5. Step 5: Solve for x
   x = 69,073,867,922,761/3,836,273
6. Step 6: Final answer
   x = 18,005,462.05