Finding the Third Proportional to 16,236 and 33,480

Step by Step Solution

1. Step 1: Write the proportion equation
   16,236 : 33,480 = 33,480 : x
2. Step 2: Convert to fraction form
   16,236/33,480 = 33,480/x
3. Step 3: Cross multiply
   16,236x = 33,480 × 33,480
4. Step 4: Simplify right side
   16,236x = 1,120,910,400
5. Step 5: Solve for x
   x = 1,120,910,400/16,236
6. Step 6: Final answer
   x = 69,038.58