Finding the Third Proportional to 2,764,662 and 4,290,921

Step by Step Solution

1. Step 1: Write the proportion equation
   2,764,662 : 4,290,921 = 4,290,921 : x
2. Step 2: Convert to fraction form
   2,764,662/4,290,921 = 4,290,921/x
3. Step 3: Cross multiply
   2,764,662x = 4,290,921 × 4,290,921
4. Step 4: Simplify right side
   2,764,662x = 18,412,003,028,241
5. Step 5: Solve for x
   x = 18,412,003,028,241/2,764,662
6. Step 6: Final answer
   x = 6,659,766.38