Finding the Fourth Proportional to 12,867.41, 17,754.72 and 7,563.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,867.41 : 17,754.72 = 7,563.29 : x
2. Step 2: Convert to fraction form
   12,867.41/17,754.72 = 7,563.29/x
3. Step 3: Cross multiply
   12,867.41x = 17,754.72 × 7,563.29
4. Step 4: Simplify right side
   12,867.41x = 134,284,096.23
5. Step 5: Solve for x
   x = 134,284,096.23/12,867.41
6. Step 6: Final answer
   x = 10,435.98