Finding the Third Proportional to 911,986 and 1,979,734

Step by Step Solution

1. Step 1: Write the proportion equation
   911,986 : 1,979,734 = 1,979,734 : x
2. Step 2: Convert to fraction form
   911,986/1,979,734 = 1,979,734/x
3. Step 3: Cross multiply
   911,986x = 1,979,734 × 1,979,734
4. Step 4: Simplify right side
   911,986x = 3,919,346,710,756
5. Step 5: Solve for x
   x = 3,919,346,710,756/911,986
6. Step 6: Final answer
   x = 4,297,595.26