Finding the Third Proportional to 51,008 and 111,855

Step by Step Solution

1. Step 1: Write the proportion equation
   51,008 : 111,855 = 111,855 : x
2. Step 2: Convert to fraction form
   51,008/111,855 = 111,855/x
3. Step 3: Cross multiply
   51,008x = 111,855 × 111,855
4. Step 4: Simplify right side
   51,008x = 12,511,541,025
5. Step 5: Solve for x
   x = 12,511,541,025/51,008
6. Step 6: Final answer
   x = 245,285.86