Finding the Third Proportional to 111,188 and 244,520

Step by Step Solution

1. Step 1: Write the proportion equation
   111,188 : 244,520 = 244,520 : x
2. Step 2: Convert to fraction form
   111,188/244,520 = 244,520/x
3. Step 3: Cross multiply
   111,188x = 244,520 × 244,520
4. Step 4: Simplify right side
   111,188x = 59,790,030,400
5. Step 5: Solve for x
   x = 59,790,030,400/111,188
6. Step 6: Final answer
   x = 537,738.16