Finding the Third Proportional to 3,177,802 and 4,080,212

Step by Step Solution

1. Step 1: Write the proportion equation
   3,177,802 : 4,080,212 = 4,080,212 : x
2. Step 2: Convert to fraction form
   3,177,802/4,080,212 = 4,080,212/x
3. Step 3: Cross multiply
   3,177,802x = 4,080,212 × 4,080,212
4. Step 4: Simplify right side
   3,177,802x = 16,648,129,964,944
5. Step 5: Solve for x
   x = 16,648,129,964,944/3,177,802
6. Step 6: Final answer
   x = 5,238,882.08