Finding the Third Proportional to 16,440 and 33,492

Step by Step Solution

1. Step 1: Write the proportion equation
   16,440 : 33,492 = 33,492 : x
2. Step 2: Convert to fraction form
   16,440/33,492 = 33,492/x
3. Step 3: Cross multiply
   16,440x = 33,492 × 33,492
4. Step 4: Simplify right side
   16,440x = 1,121,714,064
5. Step 5: Solve for x
   x = 1,121,714,064/16,440
6. Step 6: Final answer
   x = 68,230.78