Finding the Third Proportional to 16,642 and 36,410

Step by Step Solution

1. Step 1: Write the proportion equation
   16,642 : 36,410 = 36,410 : x
2. Step 2: Convert to fraction form
   16,642/36,410 = 36,410/x
3. Step 3: Cross multiply
   16,642x = 36,410 × 36,410
4. Step 4: Simplify right side
   16,642x = 1,325,688,100
5. Step 5: Solve for x
   x = 1,325,688,100/16,642
6. Step 6: Final answer
   x = 79,659.18