Finding the Fourth Proportional to 17,676.03, 24,390.56 and 10,959.21

Step by Step Solution

1. Step 1: Write the proportion equation
   17,676.03 : 24,390.56 = 10,959.21 : x
2. Step 2: Convert to fraction form
   17,676.03/24,390.56 = 10,959.21/x
3. Step 3: Cross multiply
   17,676.03x = 24,390.56 × 10,959.21
4. Step 4: Simplify right side
   17,676.03x = 267,301,269.06
5. Step 5: Solve for x
   x = 267,301,269.06/17,676.03
6. Step 6: Final answer
   x = 15,122.25