Finding the Third Proportional to 21,134 and 45,919

Step by Step Solution

1. Step 1: Write the proportion equation
   21,134 : 45,919 = 45,919 : x
2. Step 2: Convert to fraction form
   21,134/45,919 = 45,919/x
3. Step 3: Cross multiply
   21,134x = 45,919 × 45,919
4. Step 4: Simplify right side
   21,134x = 2,108,554,561
5. Step 5: Solve for x
   x = 2,108,554,561/21,134
6. Step 6: Final answer
   x = 99,770.73