Finding the Third Proportional to 4,550.06 and 9,945.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,550.06 : 9,945.56 = 9,945.56 : x
2. Step 2: Convert to fraction form
   4,550.06/9,945.56 = 9,945.56/x
3. Step 3: Cross multiply
   4,550.06x = 9,945.56 × 9,945.56
4. Step 4: Simplify right side
   4,550.06x = 98,914,213.44
5. Step 5: Solve for x
   x = 98,914,213.44/4,550.06
6. Step 6: Final answer
   x = 21,739.09