Finding the Third Proportional to 1,016.72 and 2,122.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.72 : 2,122.03 = 2,122.03 : x
2. Step 2: Convert to fraction form
   1,016.72/2,122.03 = 2,122.03/x
3. Step 3: Cross multiply
   1,016.72x = 2,122.03 × 2,122.03
4. Step 4: Simplify right side
   1,016.72x = 4,503,016.63
5. Step 5: Solve for x
   x = 4,503,016.63/1,016.72
6. Step 6: Final answer
   x = 4,428.97