Finding the Fourth Proportional to 8,133.24, 12,192.66 and 3,513.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,133.24 : 12,192.66 = 3,513.72 : x
2. Step 2: Convert to fraction form
   8,133.24/12,192.66 = 3,513.72/x
3. Step 3: Cross multiply
   8,133.24x = 12,192.66 × 3,513.72
4. Step 4: Simplify right side
   8,133.24x = 42,841,593.30
5. Step 5: Solve for x
   x = 42,841,593.30/8,133.24
6. Step 6: Final answer
   x = 5,267.47