Finding the Third Proportional to 25,123 and 51,979

Step by Step Solution

1. Step 1: Write the proportion equation
   25,123 : 51,979 = 51,979 : x
2. Step 2: Convert to fraction form
   25,123/51,979 = 51,979/x
3. Step 3: Cross multiply
   25,123x = 51,979 × 51,979
4. Step 4: Simplify right side
   25,123x = 2,701,816,441
5. Step 5: Solve for x
   x = 2,701,816,441/25,123
6. Step 6: Final answer
   x = 107,543.54