Finding the Third Proportional to 105,361 and 223,112

Step by Step Solution

1. Step 1: Write the proportion equation
   105,361 : 223,112 = 223,112 : x
2. Step 2: Convert to fraction form
   105,361/223,112 = 223,112/x
3. Step 3: Cross multiply
   105,361x = 223,112 × 223,112
4. Step 4: Simplify right side
   105,361x = 49,778,964,544
5. Step 5: Solve for x
   x = 49,778,964,544/105,361
6. Step 6: Final answer
   x = 472,461.01