Finding the Third Proportional to 910,662 and 1,998,471

Step by Step Solution

1. Step 1: Write the proportion equation
   910,662 : 1,998,471 = 1,998,471 : x
2. Step 2: Convert to fraction form
   910,662/1,998,471 = 1,998,471/x
3. Step 3: Cross multiply
   910,662x = 1,998,471 × 1,998,471
4. Step 4: Simplify right side
   910,662x = 3,993,886,337,841
5. Step 5: Solve for x
   x = 3,993,886,337,841/910,662
6. Step 6: Final answer
   x = 4,385,695.61