Finding the Third Proportional to 16,240 and 33,712

Step by Step Solution

1. Step 1: Write the proportion equation
   16,240 : 33,712 = 33,712 : x
2. Step 2: Convert to fraction form
   16,240/33,712 = 33,712/x
3. Step 3: Cross multiply
   16,240x = 33,712 × 33,712
4. Step 4: Simplify right side
   16,240x = 1,136,498,944
5. Step 5: Solve for x
   x = 1,136,498,944/16,240
6. Step 6: Final answer
   x = 69,981.46