Finding the Third Proportional to 2,887,986 and 4,489,932

Step by Step Solution

1. Step 1: Write the proportion equation
   2,887,986 : 4,489,932 = 4,489,932 : x
2. Step 2: Convert to fraction form
   2,887,986/4,489,932 = 4,489,932/x
3. Step 3: Cross multiply
   2,887,986x = 4,489,932 × 4,489,932
4. Step 4: Simplify right side
   2,887,986x = 20,159,489,364,624
5. Step 5: Solve for x
   x = 20,159,489,364,624/2,887,986
6. Step 6: Final answer
   x = 6,980,466.44