Finding the Third Proportional to 9,708.19 and 10,801.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,708.19 : 10,801.69 = 10,801.69 : x
2. Step 2: Convert to fraction form
   9,708.19/10,801.69 = 10,801.69/x
3. Step 3: Cross multiply
   9,708.19x = 10,801.69 × 10,801.69
4. Step 4: Simplify right side
   9,708.19x = 116,676,452.85
5. Step 5: Solve for x
   x = 116,676,452.85/9,708.19
6. Step 6: Final answer
   x = 12,018.36