Finding the Third Proportional to 111,949 and 236,532.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,949 : 236,532.50 = 236,532.50 : x
2. Step 2: Convert to fraction form
   111,949/236,532.50 = 236,532.50/x
3. Step 3: Cross multiply
   111,949x = 236,532.50 × 236,532.50
4. Step 4: Simplify right side
   111,949x = 55,947,623,556.25
5. Step 5: Solve for x
   x = 55,947,623,556.25/111,949
6. Step 6: Final answer
   x = 499,759.92