Finding the Third Proportional to 49,640 and 104,800

Step by Step Solution

1. Step 1: Write the proportion equation
   49,640 : 104,800 = 104,800 : x
2. Step 2: Convert to fraction form
   49,640/104,800 = 104,800/x
3. Step 3: Cross multiply
   49,640x = 104,800 × 104,800
4. Step 4: Simplify right side
   49,640x = 10,983,040,000
5. Step 5: Solve for x
   x = 10,983,040,000/49,640
6. Step 6: Final answer
   x = 221,253.83