Finding the Third Proportional to 21,124 and 45,924

Step by Step Solution

1. Step 1: Write the proportion equation
   21,124 : 45,924 = 45,924 : x
2. Step 2: Convert to fraction form
   21,124/45,924 = 45,924/x
3. Step 3: Cross multiply
   21,124x = 45,924 × 45,924
4. Step 4: Simplify right side
   21,124x = 2,109,013,776
5. Step 5: Solve for x
   x = 2,109,013,776/21,124
6. Step 6: Final answer
   x = 99,839.70