Finding the Third Proportional to 10,616.06 and 20,958.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,616.06 : 20,958.75 = 20,958.75 : x
2. Step 2: Convert to fraction form
   10,616.06/20,958.75 = 20,958.75/x
3. Step 3: Cross multiply
   10,616.06x = 20,958.75 × 20,958.75
4. Step 4: Simplify right side
   10,616.06x = 439,269,201.56
5. Step 5: Solve for x
   x = 439,269,201.56/10,616.06
6. Step 6: Final answer
   x = 41,377.79