Finding the Third Proportional to 10,896.75 and 13,380.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,896.75 : 13,380.75 = 13,380.75 : x
2. Step 2: Convert to fraction form
   10,896.75/13,380.75 = 13,380.75/x
3. Step 3: Cross multiply
   10,896.75x = 13,380.75 × 13,380.75
4. Step 4: Simplify right side
   10,896.75x = 179,044,470.56
5. Step 5: Solve for x
   x = 179,044,470.56/10,896.75
6. Step 6: Final answer
   x = 16,431.00