Finding the Third Proportional to 21,162 and 50,138

Step by Step Solution

1. Step 1: Write the proportion equation
   21,162 : 50,138 = 50,138 : x
2. Step 2: Convert to fraction form
   21,162/50,138 = 50,138/x
3. Step 3: Cross multiply
   21,162x = 50,138 × 50,138
4. Step 4: Simplify right side
   21,162x = 2,513,819,044
5. Step 5: Solve for x
   x = 2,513,819,044/21,162
6. Step 6: Final answer
   x = 118,789.29