Finding the Third Proportional to 21,904 and 34,321

Step by Step Solution

1. Step 1: Write the proportion equation
   21,904 : 34,321 = 34,321 : x
2. Step 2: Convert to fraction form
   21,904/34,321 = 34,321/x
3. Step 3: Cross multiply
   21,904x = 34,321 × 34,321
4. Step 4: Simplify right side
   21,904x = 1,177,931,041
5. Step 5: Solve for x
   x = 1,177,931,041/21,904
6. Step 6: Final answer
   x = 53,776.98