Finding the Third Proportional to 2,615,489 and 5,542,109

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615,489 : 5,542,109 = 5,542,109 : x
2. Step 2: Convert to fraction form
   2,615,489/5,542,109 = 5,542,109/x
3. Step 3: Cross multiply
   2,615,489x = 5,542,109 × 5,542,109
4. Step 4: Simplify right side
   2,615,489x = 30,714,972,167,881
5. Step 5: Solve for x
   x = 30,714,972,167,881/2,615,489
6. Step 6: Final answer
   x = 11,743,491.24