Finding the Third Proportional to 1,047,690 and 2,287,288

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047,690 : 2,287,288 = 2,287,288 : x
2. Step 2: Convert to fraction form
   1,047,690/2,287,288 = 2,287,288/x
3. Step 3: Cross multiply
   1,047,690x = 2,287,288 × 2,287,288
4. Step 4: Simplify right side
   1,047,690x = 5,231,686,394,944
5. Step 5: Solve for x
   x = 5,231,686,394,944/1,047,690
6. Step 6: Final answer
   x = 4,993,544.27