Finding the Third Proportional to 2,098,876 and 4,449,978

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098,876 : 4,449,978 = 4,449,978 : x
2. Step 2: Convert to fraction form
   2,098,876/4,449,978 = 4,449,978/x
3. Step 3: Cross multiply
   2,098,876x = 4,449,978 × 4,449,978
4. Step 4: Simplify right side
   2,098,876x = 19,802,304,200,484
5. Step 5: Solve for x
   x = 19,802,304,200,484/2,098,876
6. Step 6: Final answer
   x = 9,434,718.49