Finding the Third Proportional to 166,078 and 364,078

Step by Step Solution

1. Step 1: Write the proportion equation
   166,078 : 364,078 = 364,078 : x
2. Step 2: Convert to fraction form
   166,078/364,078 = 364,078/x
3. Step 3: Cross multiply
   166,078x = 364,078 × 364,078
4. Step 4: Simplify right side
   166,078x = 132,552,790,084
5. Step 5: Solve for x
   x = 132,552,790,084/166,078
6. Step 6: Final answer
   x = 798,135.76