Finding the Third Proportional to 107,287.50 and 235,578

Step by Step Solution

1. Step 1: Write the proportion equation
   107,287.50 : 235,578 = 235,578 : x
2. Step 2: Convert to fraction form
   107,287.50/235,578 = 235,578/x
3. Step 3: Cross multiply
   107,287.50x = 235,578 × 235,578
4. Step 4: Simplify right side
   107,287.50x = 55,496,994,084
5. Step 5: Solve for x
   x = 55,496,994,084/107,287.50
6. Step 6: Final answer
   x = 517,273.63