Finding the Third Proportional to 111,267 and 247,441.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,267 : 247,441.50 = 247,441.50 : x
2. Step 2: Convert to fraction form
   111,267/247,441.50 = 247,441.50/x
3. Step 3: Cross multiply
   111,267x = 247,441.50 × 247,441.50
4. Step 4: Simplify right side
   111,267x = 61,227,295,922.25
5. Step 5: Solve for x
   x = 61,227,295,922.25/111,267
6. Step 6: Final answer
   x = 550,273.63