Finding the Third Proportional to 1,110,305 and 2,389,009

Step by Step Solution

1. Step 1: Write the proportion equation
   1,110,305 : 2,389,009 = 2,389,009 : x
2. Step 2: Convert to fraction form
   1,110,305/2,389,009 = 2,389,009/x
3. Step 3: Cross multiply
   1,110,305x = 2,389,009 × 2,389,009
4. Step 4: Simplify right side
   1,110,305x = 5,707,364,002,081
5. Step 5: Solve for x
   x = 5,707,364,002,081/1,110,305
6. Step 6: Final answer
   x = 5,140,356.93