Finding the Third Proportional to 649,839 and 1,449,099

Step by Step Solution

1. Step 1: Write the proportion equation
   649,839 : 1,449,099 = 1,449,099 : x
2. Step 2: Convert to fraction form
   649,839/1,449,099 = 1,449,099/x
3. Step 3: Cross multiply
   649,839x = 1,449,099 × 1,449,099
4. Step 4: Simplify right side
   649,839x = 2,099,887,911,801
5. Step 5: Solve for x
   x = 2,099,887,911,801/649,839
6. Step 6: Final answer
   x = 3,231,397.18