Finding the Third Proportional to 2,005,676 and 4,291,288

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,676 : 4,291,288 = 4,291,288 : x
2. Step 2: Convert to fraction form
   2,005,676/4,291,288 = 4,291,288/x
3. Step 3: Cross multiply
   2,005,676x = 4,291,288 × 4,291,288
4. Step 4: Simplify right side
   2,005,676x = 18,415,152,698,944
5. Step 5: Solve for x
   x = 18,415,152,698,944/2,005,676
6. Step 6: Final answer
   x = 9,181,519.20