Finding the Third Proportional to 1,170,530 and 2,389,039

Step by Step Solution

1. Step 1: Write the proportion equation
   1,170,530 : 2,389,039 = 2,389,039 : x
2. Step 2: Convert to fraction form
   1,170,530/2,389,039 = 2,389,039/x
3. Step 3: Cross multiply
   1,170,530x = 2,389,039 × 2,389,039
4. Step 4: Simplify right side
   1,170,530x = 5,707,507,343,521
5. Step 5: Solve for x
   x = 5,707,507,343,521/1,170,530
6. Step 6: Final answer
   x = 4,876,002.62