Finding the Third Proportional to 111,800 and 166,179

Step by Step Solution

1. Step 1: Write the proportion equation
   111,800 : 166,179 = 166,179 : x
2. Step 2: Convert to fraction form
   111,800/166,179 = 166,179/x
3. Step 3: Cross multiply
   111,800x = 166,179 × 166,179
4. Step 4: Simplify right side
   111,800x = 27,615,460,041
5. Step 5: Solve for x
   x = 27,615,460,041/111,800
6. Step 6: Final answer
   x = 247,007.69