Finding the Third Proportional to 1,012,647 and 2,390,450

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,647 : 2,390,450 = 2,390,450 : x
2. Step 2: Convert to fraction form
   1,012,647/2,390,450 = 2,390,450/x
3. Step 3: Cross multiply
   1,012,647x = 2,390,450 × 2,390,450
4. Step 4: Simplify right side
   1,012,647x = 5,714,251,202,500
5. Step 5: Solve for x
   x = 5,714,251,202,500/1,012,647
6. Step 6: Final answer
   x = 5,642,885.63