Finding the Third Proportional to 108,708 and 238,800

Step by Step Solution

1. Step 1: Write the proportion equation
   108,708 : 238,800 = 238,800 : x
2. Step 2: Convert to fraction form
   108,708/238,800 = 238,800/x
3. Step 3: Cross multiply
   108,708x = 238,800 × 238,800
4. Step 4: Simplify right side
   108,708x = 57,025,440,000
5. Step 5: Solve for x
   x = 57,025,440,000/108,708
6. Step 6: Final answer
   x = 524,574.46