Finding the Fourth Proportional to 12,505.29, 17,222.28 and 12,233.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,505.29 : 17,222.28 = 12,233.13 : x
2. Step 2: Convert to fraction form
   12,505.29/17,222.28 = 12,233.13/x
3. Step 3: Cross multiply
   12,505.29x = 17,222.28 × 12,233.13
4. Step 4: Simplify right side
   12,505.29x = 210,682,390.14
5. Step 5: Solve for x
   x = 210,682,390.14/12,505.29
6. Step 6: Final answer
   x = 16,847.46