Finding the Third Proportional to 16,216 and 33,556

Step by Step Solution

1. Step 1: Write the proportion equation
   16,216 : 33,556 = 33,556 : x
2. Step 2: Convert to fraction form
   16,216/33,556 = 33,556/x
3. Step 3: Cross multiply
   16,216x = 33,556 × 33,556
4. Step 4: Simplify right side
   16,216x = 1,126,005,136
5. Step 5: Solve for x
   x = 1,126,005,136/16,216
6. Step 6: Final answer
   x = 69,437.91