Finding the Third Proportional to 33,680 and 52,680

Step by Step Solution

1. Step 1: Write the proportion equation
   33,680 : 52,680 = 52,680 : x
2. Step 2: Convert to fraction form
   33,680/52,680 = 52,680/x
3. Step 3: Cross multiply
   33,680x = 52,680 × 52,680
4. Step 4: Simplify right side
   33,680x = 2,775,182,400
5. Step 5: Solve for x
   x = 2,775,182,400/33,680
6. Step 6: Final answer
   x = 82,398.53