Finding the Third Proportional to 1,284,530 and 2,974,589

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,530 : 2,974,589 = 2,974,589 : x
2. Step 2: Convert to fraction form
   1,284,530/2,974,589 = 2,974,589/x
3. Step 3: Cross multiply
   1,284,530x = 2,974,589 × 2,974,589
4. Step 4: Simplify right side
   1,284,530x = 8,848,179,718,921
5. Step 5: Solve for x
   x = 8,848,179,718,921/1,284,530
6. Step 6: Final answer
   x = 6,888,262.41