Finding the Third Proportional to 539,914.78 and 1,181,524.78

Step by Step Solution

1. Step 1: Write the proportion equation
   539,914.78 : 1,181,524.78 = 1,181,524.78 : x
2. Step 2: Convert to fraction form
   539,914.78/1,181,524.78 = 1,181,524.78/x
3. Step 3: Cross multiply
   539,914.78x = 1,181,524.78 × 1,181,524.78
4. Step 4: Simplify right side
   539,914.78x = 1,396,000,808,707.86
5. Step 5: Solve for x
   x = 1,396,000,808,707.86/539,914.78
6. Step 6: Final answer
   x = 2,585,594.72