Finding the Third Proportional to 21,928 and 34,236

Step by Step Solution

1. Step 1: Write the proportion equation
   21,928 : 34,236 = 34,236 : x
2. Step 2: Convert to fraction form
   21,928/34,236 = 34,236/x
3. Step 3: Cross multiply
   21,928x = 34,236 × 34,236
4. Step 4: Simplify right side
   21,928x = 1,172,103,696
5. Step 5: Solve for x
   x = 1,172,103,696/21,928
6. Step 6: Final answer
   x = 53,452.38