Finding the Third Proportional to 110,978.50 and 244,578

Step by Step Solution

1. Step 1: Write the proportion equation
   110,978.50 : 244,578 = 244,578 : x
2. Step 2: Convert to fraction form
   110,978.50/244,578 = 244,578/x
3. Step 3: Cross multiply
   110,978.50x = 244,578 × 244,578
4. Step 4: Simplify right side
   110,978.50x = 59,818,398,084
5. Step 5: Solve for x
   x = 59,818,398,084/110,978.50
6. Step 6: Final answer
   x = 539,008.89