Finding the Third Proportional to 21,151 and 50,108

Step by Step Solution

1. Step 1: Write the proportion equation
   21,151 : 50,108 = 50,108 : x
2. Step 2: Convert to fraction form
   21,151/50,108 = 50,108/x
3. Step 3: Cross multiply
   21,151x = 50,108 × 50,108
4. Step 4: Simplify right side
   21,151x = 2,510,811,664
5. Step 5: Solve for x
   x = 2,510,811,664/21,151
6. Step 6: Final answer
   x = 118,708.89