Finding the Third Proportional to 111,019.50 and 239,796

Step by Step Solution

1. Step 1: Write the proportion equation
   111,019.50 : 239,796 = 239,796 : x
2. Step 2: Convert to fraction form
   111,019.50/239,796 = 239,796/x
3. Step 3: Cross multiply
   111,019.50x = 239,796 × 239,796
4. Step 4: Simplify right side
   111,019.50x = 57,502,121,616
5. Step 5: Solve for x
   x = 57,502,121,616/111,019.50
6. Step 6: Final answer
   x = 517,946.14