Finding the Third Proportional to 1,421,874 and 3,079,944

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,874 : 3,079,944 = 3,079,944 : x
2. Step 2: Convert to fraction form
   1,421,874/3,079,944 = 3,079,944/x
3. Step 3: Cross multiply
   1,421,874x = 3,079,944 × 3,079,944
4. Step 4: Simplify right side
   1,421,874x = 9,486,055,043,136
5. Step 5: Solve for x
   x = 9,486,055,043,136/1,421,874
6. Step 6: Final answer
   x = 6,671,515.93