Finding the Third Proportional to 20,154 and 30,249

Step by Step Solution

1. Step 1: Write the proportion equation
   20,154 : 30,249 = 30,249 : x
2. Step 2: Convert to fraction form
   20,154/30,249 = 30,249/x
3. Step 3: Cross multiply
   20,154x = 30,249 × 30,249
4. Step 4: Simplify right side
   20,154x = 915,002,001
5. Step 5: Solve for x
   x = 915,002,001/20,154
6. Step 6: Final answer
   x = 45,400.52