Finding the Third Proportional to 21,880 and 33,945

Step by Step Solution

1. Step 1: Write the proportion equation
   21,880 : 33,945 = 33,945 : x
2. Step 2: Convert to fraction form
   21,880/33,945 = 33,945/x
3. Step 3: Cross multiply
   21,880x = 33,945 × 33,945
4. Step 4: Simplify right side
   21,880x = 1,152,263,025
5. Step 5: Solve for x
   x = 1,152,263,025/21,880
6. Step 6: Final answer
   x = 52,662.84