Finding the Third Proportional to 1,231,769 and 1,721,901

Step by Step Solution

1. Step 1: Write the proportion equation
   1,231,769 : 1,721,901 = 1,721,901 : x
2. Step 2: Convert to fraction form
   1,231,769/1,721,901 = 1,721,901/x
3. Step 3: Cross multiply
   1,231,769x = 1,721,901 × 1,721,901
4. Step 4: Simplify right side
   1,231,769x = 2,964,943,053,801
5. Step 5: Solve for x
   x = 2,964,943,053,801/1,231,769
6. Step 6: Final answer
   x = 2,407,060.95