Finding the Third Proportional to 1,214,954 and 2,812,636

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,954 : 2,812,636 = 2,812,636 : x
2. Step 2: Convert to fraction form
   1,214,954/2,812,636 = 2,812,636/x
3. Step 3: Cross multiply
   1,214,954x = 2,812,636 × 2,812,636
4. Step 4: Simplify right side
   1,214,954x = 7,910,921,268,496
5. Step 5: Solve for x
   x = 7,910,921,268,496/1,214,954
6. Step 6: Final answer
   x = 6,511,292.83