Finding the Third Proportional to 108,628 and 227,186

Step by Step Solution

1. Step 1: Write the proportion equation
   108,628 : 227,186 = 227,186 : x
2. Step 2: Convert to fraction form
   108,628/227,186 = 227,186/x
3. Step 3: Cross multiply
   108,628x = 227,186 × 227,186
4. Step 4: Simplify right side
   108,628x = 51,613,478,596
5. Step 5: Solve for x
   x = 51,613,478,596/108,628
6. Step 6: Final answer
   x = 475,139.73