Finding the Third Proportional to 51,498 and 111,087

Step by Step Solution

1. Step 1: Write the proportion equation
   51,498 : 111,087 = 111,087 : x
2. Step 2: Convert to fraction form
   51,498/111,087 = 111,087/x
3. Step 3: Cross multiply
   51,498x = 111,087 × 111,087
4. Step 4: Simplify right side
   51,498x = 12,340,321,569
5. Step 5: Solve for x
   x = 12,340,321,569/51,498
6. Step 6: Final answer
   x = 239,627.20