Finding the Third Proportional to 1,086,579 and 1,647,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,579 : 1,647,936 = 1,647,936 : x
2. Step 2: Convert to fraction form
   1,086,579/1,647,936 = 1,647,936/x
3. Step 3: Cross multiply
   1,086,579x = 1,647,936 × 1,647,936
4. Step 4: Simplify right side
   1,086,579x = 2,715,693,060,096
5. Step 5: Solve for x
   x = 2,715,693,060,096/1,086,579
6. Step 6: Final answer
   x = 2,499,305.67