Finding the Third Proportional to 20,225 and 42,961

Step by Step Solution

1. Step 1: Write the proportion equation
   20,225 : 42,961 = 42,961 : x
2. Step 2: Convert to fraction form
   20,225/42,961 = 42,961/x
3. Step 3: Cross multiply
   20,225x = 42,961 × 42,961
4. Step 4: Simplify right side
   20,225x = 1,845,647,521
5. Step 5: Solve for x
   x = 1,845,647,521/20,225
6. Step 6: Final answer
   x = 91,255.75