Finding the Third Proportional to 51,156 and 111,610

Step by Step Solution

1. Step 1: Write the proportion equation
   51,156 : 111,610 = 111,610 : x
2. Step 2: Convert to fraction form
   51,156/111,610 = 111,610/x
3. Step 3: Cross multiply
   51,156x = 111,610 × 111,610
4. Step 4: Simplify right side
   51,156x = 12,456,792,100
5. Step 5: Solve for x
   x = 12,456,792,100/51,156
6. Step 6: Final answer
   x = 243,505.98