Finding the Third Proportional to 16,656 and 34,851

Step by Step Solution

1. Step 1: Write the proportion equation
   16,656 : 34,851 = 34,851 : x
2. Step 2: Convert to fraction form
   16,656/34,851 = 34,851/x
3. Step 3: Cross multiply
   16,656x = 34,851 × 34,851
4. Step 4: Simplify right side
   16,656x = 1,214,592,201
5. Step 5: Solve for x
   x = 1,214,592,201/16,656
6. Step 6: Final answer
   x = 72,922.20