Finding the Third Proportional to 4,944.49 and 10,072.59

Step by Step Solution

1. Step 1: Write the proportion equation
   4,944.49 : 10,072.59 = 10,072.59 : x
2. Step 2: Convert to fraction form
   4,944.49/10,072.59 = 10,072.59/x
3. Step 3: Cross multiply
   4,944.49x = 10,072.59 × 10,072.59
4. Step 4: Simplify right side
   4,944.49x = 101,457,144.85
5. Step 5: Solve for x
   x = 101,457,144.85/4,944.49
6. Step 6: Final answer
   x = 20,519.22