Finding the Third Proportional to 897,779 and 1,921,666

Step by Step Solution

1. Step 1: Write the proportion equation
   897,779 : 1,921,666 = 1,921,666 : x
2. Step 2: Convert to fraction form
   897,779/1,921,666 = 1,921,666/x
3. Step 3: Cross multiply
   897,779x = 1,921,666 × 1,921,666
4. Step 4: Simplify right side
   897,779x = 3,692,800,215,556
5. Step 5: Solve for x
   x = 3,692,800,215,556/897,779
6. Step 6: Final answer
   x = 4,113,261.97