Finding the Third Proportional to 49,360 and 108,530

Step by Step Solution

1. Step 1: Write the proportion equation
   49,360 : 108,530 = 108,530 : x
2. Step 2: Convert to fraction form
   49,360/108,530 = 108,530/x
3. Step 3: Cross multiply
   49,360x = 108,530 × 108,530
4. Step 4: Simplify right side
   49,360x = 11,778,760,900
5. Step 5: Solve for x
   x = 11,778,760,900/49,360
6. Step 6: Final answer
   x = 238,629.68