Finding the Third Proportional to 111,187.75 and 244,516.25

Step by Step Solution

1. Step 1: Write the proportion equation
   111,187.75 : 244,516.25 = 244,516.25 : x
2. Step 2: Convert to fraction form
   111,187.75/244,516.25 = 244,516.25/x
3. Step 3: Cross multiply
   111,187.75x = 244,516.25 × 244,516.25
4. Step 4: Simplify right side
   111,187.75x = 59,788,196,514.06
5. Step 5: Solve for x
   x = 59,788,196,514.06/111,187.75
6. Step 6: Final answer
   x = 537,722.87