Finding the Third Proportional to 111,326 and 228,105

Step by Step Solution

1. Step 1: Write the proportion equation
   111,326 : 228,105 = 228,105 : x
2. Step 2: Convert to fraction form
   111,326/228,105 = 228,105/x
3. Step 3: Cross multiply
   111,326x = 228,105 × 228,105
4. Step 4: Simplify right side
   111,326x = 52,031,891,025
5. Step 5: Solve for x
   x = 52,031,891,025/111,326
6. Step 6: Final answer
   x = 467,383.10