Finding the Third Proportional to 51,168 and 112,218

Step by Step Solution

1. Step 1: Write the proportion equation
   51,168 : 112,218 = 112,218 : x
2. Step 2: Convert to fraction form
   51,168/112,218 = 112,218/x
3. Step 3: Cross multiply
   51,168x = 112,218 × 112,218
4. Step 4: Simplify right side
   51,168x = 12,592,879,524
5. Step 5: Solve for x
   x = 12,592,879,524/51,168
6. Step 6: Final answer
   x = 246,108.50