Finding the Third Proportional to 10,809 and 23,619

Step by Step Solution

1. Step 1: Write the proportion equation
   10,809 : 23,619 = 23,619 : x
2. Step 2: Convert to fraction form
   10,809/23,619 = 23,619/x
3. Step 3: Cross multiply
   10,809x = 23,619 × 23,619
4. Step 4: Simplify right side
   10,809x = 557,857,161
5. Step 5: Solve for x
   x = 557,857,161/10,809
6. Step 6: Final answer
   x = 51,610.43