Finding the Third Proportional to 9,644.06 and 11,061.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,644.06 : 11,061.56 = 11,061.56 : x
2. Step 2: Convert to fraction form
   9,644.06/11,061.56 = 11,061.56/x
3. Step 3: Cross multiply
   9,644.06x = 11,061.56 × 11,061.56
4. Step 4: Simplify right side
   9,644.06x = 122,358,164.94
5. Step 5: Solve for x
   x = 122,358,164.94/9,644.06
6. Step 6: Final answer
   x = 12,687.41