Finding the Third Proportional to 1,296,957 and 2,071,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296,957 : 2,071,920 = 2,071,920 : x
2. Step 2: Convert to fraction form
   1,296,957/2,071,920 = 2,071,920/x
3. Step 3: Cross multiply
   1,296,957x = 2,071,920 × 2,071,920
4. Step 4: Simplify right side
   1,296,957x = 4,292,852,486,400
5. Step 5: Solve for x
   x = 4,292,852,486,400/1,296,957
6. Step 6: Final answer
   x = 3,309,942.03