Finding the Third Proportional to 21,908 and 33,986

Step by Step Solution

1. Step 1: Write the proportion equation
   21,908 : 33,986 = 33,986 : x
2. Step 2: Convert to fraction form
   21,908/33,986 = 33,986/x
3. Step 3: Cross multiply
   21,908x = 33,986 × 33,986
4. Step 4: Simplify right side
   21,908x = 1,155,048,196
5. Step 5: Solve for x
   x = 1,155,048,196/21,908
6. Step 6: Final answer
   x = 52,722.67