Finding the Third Proportional to 1,239,990 and 1,755,067

Step by Step Solution

1. Step 1: Write the proportion equation
   1,239,990 : 1,755,067 = 1,755,067 : x
2. Step 2: Convert to fraction form
   1,239,990/1,755,067 = 1,755,067/x
3. Step 3: Cross multiply
   1,239,990x = 1,755,067 × 1,755,067
4. Step 4: Simplify right side
   1,239,990x = 3,080,260,174,489
5. Step 5: Solve for x
   x = 3,080,260,174,489/1,239,990
6. Step 6: Final answer
   x = 2,484,100.82