Finding the Third Proportional to 1,271,646 and 2,761,992

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,646 : 2,761,992 = 2,761,992 : x
2. Step 2: Convert to fraction form
   1,271,646/2,761,992 = 2,761,992/x
3. Step 3: Cross multiply
   1,271,646x = 2,761,992 × 2,761,992
4. Step 4: Simplify right side
   1,271,646x = 7,628,599,808,064
5. Step 5: Solve for x
   x = 7,628,599,808,064/1,271,646
6. Step 6: Final answer
   x = 5,998,996.43