Finding the Third Proportional to 1,396,086 and 3,039,381

Step by Step Solution

1. Step 1: Write the proportion equation
   1,396,086 : 3,039,381 = 3,039,381 : x
2. Step 2: Convert to fraction form
   1,396,086/3,039,381 = 3,039,381/x
3. Step 3: Cross multiply
   1,396,086x = 3,039,381 × 3,039,381
4. Step 4: Simplify right side
   1,396,086x = 9,237,836,863,161
5. Step 5: Solve for x
   x = 9,237,836,863,161/1,396,086
6. Step 6: Final answer
   x = 6,616,954.02