Finding the Fourth Proportional to 13,031.56, 17,983.24 and 7,366.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,031.56 : 17,983.24 = 7,366.28 : x
2. Step 2: Convert to fraction form
   13,031.56/17,983.24 = 7,366.28/x
3. Step 3: Cross multiply
   13,031.56x = 17,983.24 × 7,366.28
4. Step 4: Simplify right side
   13,031.56x = 132,469,581.15
5. Step 5: Solve for x
   x = 132,469,581.15/13,031.56
6. Step 6: Final answer
   x = 10,165.29