Finding the Third Proportional to 3,550,636 and 7,667,812

Step by Step Solution

1. Step 1: Write the proportion equation
   3,550,636 : 7,667,812 = 7,667,812 : x
2. Step 2: Convert to fraction form
   3,550,636/7,667,812 = 7,667,812/x
3. Step 3: Cross multiply
   3,550,636x = 7,667,812 × 7,667,812
4. Step 4: Simplify right side
   3,550,636x = 58,795,340,867,344
5. Step 5: Solve for x
   x = 58,795,340,867,344/3,550,636
6. Step 6: Final answer
   x = 16,559,101.21