Finding the Third Proportional to 21,876 and 52,086

Step by Step Solution

1. Step 1: Write the proportion equation
   21,876 : 52,086 = 52,086 : x
2. Step 2: Convert to fraction form
   21,876/52,086 = 52,086/x
3. Step 3: Cross multiply
   21,876x = 52,086 × 52,086
4. Step 4: Simplify right side
   21,876x = 2,712,951,396
5. Step 5: Solve for x
   x = 2,712,951,396/21,876
6. Step 6: Final answer
   x = 124,014.97