Finding the Third Proportional to 539,856 and 1,181,408

Step by Step Solution

1. Step 1: Write the proportion equation
   539,856 : 1,181,408 = 1,181,408 : x
2. Step 2: Convert to fraction form
   539,856/1,181,408 = 1,181,408/x
3. Step 3: Cross multiply
   539,856x = 1,181,408 × 1,181,408
4. Step 4: Simplify right side
   539,856x = 1,395,724,862,464
5. Step 5: Solve for x
   x = 1,395,724,862,464/539,856
6. Step 6: Final answer
   x = 2,585,365.10