Finding the Third Proportional to 196,932.94 and 401,086.69

Step by Step Solution

1. Step 1: Write the proportion equation
   196,932.94 : 401,086.69 = 401,086.69 : x
2. Step 2: Convert to fraction form
   196,932.94/401,086.69 = 401,086.69/x
3. Step 3: Cross multiply
   196,932.94x = 401,086.69 × 401,086.69
4. Step 4: Simplify right side
   196,932.94x = 160,870,530,889.72
5. Step 5: Solve for x
   x = 160,870,530,889.72/196,932.94
6. Step 6: Final answer
   x = 816,879.76