Finding the Fourth Proportional to 12,453.14, 17,150.12 and 10,960.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,453.14 : 17,150.12 = 10,960.51 : x
2. Step 2: Convert to fraction form
   12,453.14/17,150.12 = 10,960.51/x
3. Step 3: Cross multiply
   12,453.14x = 17,150.12 × 10,960.51
4. Step 4: Simplify right side
   12,453.14x = 187,974,061.76
5. Step 5: Solve for x
   x = 187,974,061.76/12,453.14
6. Step 6: Final answer
   x = 15,094.51