Finding the Third Proportional to 4,455.38 and 9,796.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,455.38 : 9,796.69 = 9,796.69 : x
2. Step 2: Convert to fraction form
   4,455.38/9,796.69 = 9,796.69/x
3. Step 3: Cross multiply
   4,455.38x = 9,796.69 × 9,796.69
4. Step 4: Simplify right side
   4,455.38x = 95,975,085.97
5. Step 5: Solve for x
   x = 95,975,085.97/4,455.38
6. Step 6: Final answer
   x = 21,541.42