Finding the Third Proportional to 111,300 and 166,918

Step by Step Solution

1. Step 1: Write the proportion equation
   111,300 : 166,918 = 166,918 : x
2. Step 2: Convert to fraction form
   111,300/166,918 = 166,918/x
3. Step 3: Cross multiply
   111,300x = 166,918 × 166,918
4. Step 4: Simplify right side
   111,300x = 27,861,618,724
5. Step 5: Solve for x
   x = 27,861,618,724/111,300
6. Step 6: Final answer
   x = 250,329.01