Finding the Third Proportional to 1,399,869 and 2,998,014

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,869 : 2,998,014 = 2,998,014 : x
2. Step 2: Convert to fraction form
   1,399,869/2,998,014 = 2,998,014/x
3. Step 3: Cross multiply
   1,399,869x = 2,998,014 × 2,998,014
4. Step 4: Simplify right side
   1,399,869x = 8,988,087,944,196
5. Step 5: Solve for x
   x = 8,988,087,944,196/1,399,869
6. Step 6: Final answer
   x = 6,420,663.61