Finding the Third Proportional to 179,944 and 393,786.50

Step by Step Solution

1. Step 1: Write the proportion equation
   179,944 : 393,786.50 = 393,786.50 : x
2. Step 2: Convert to fraction form
   179,944/393,786.50 = 393,786.50/x
3. Step 3: Cross multiply
   179,944x = 393,786.50 × 393,786.50
4. Step 4: Simplify right side
   179,944x = 155,067,807,582.25
5. Step 5: Solve for x
   x = 155,067,807,582.25/179,944
6. Step 6: Final answer
   x = 861,755.92