Finding the Third Proportional to 16,392 and 35,856

Step by Step Solution

1. Step 1: Write the proportion equation
   16,392 : 35,856 = 35,856 : x
2. Step 2: Convert to fraction form
   16,392/35,856 = 35,856/x
3. Step 3: Cross multiply
   16,392x = 35,856 × 35,856
4. Step 4: Simplify right side
   16,392x = 1,285,652,736
5. Step 5: Solve for x
   x = 1,285,652,736/16,392
6. Step 6: Final answer
   x = 78,431.72