Finding the Third Proportional to 8,851 and 13,345

Step by Step Solution

1. Step 1: Write the proportion equation
   8,851 : 13,345 = 13,345 : x
2. Step 2: Convert to fraction form
   8,851/13,345 = 13,345/x
3. Step 3: Cross multiply
   8,851x = 13,345 × 13,345
4. Step 4: Simplify right side
   8,851x = 178,089,025
5. Step 5: Solve for x
   x = 178,089,025/8,851
6. Step 6: Final answer
   x = 20,120.78