Finding the Third Proportional to 16,800 and 35,760

Step by Step Solution

1. Step 1: Write the proportion equation
   16,800 : 35,760 = 35,760 : x
2. Step 2: Convert to fraction form
   16,800/35,760 = 35,760/x
3. Step 3: Cross multiply
   16,800x = 35,760 × 35,760
4. Step 4: Simplify right side
   16,800x = 1,278,777,600
5. Step 5: Solve for x
   x = 1,278,777,600/16,800
6. Step 6: Final answer
   x = 76,117.71