Finding the Fourth Proportional to 8,105.04, 11,190.24 and 5,274.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,105.04 : 11,190.24 = 5,274.72 : x
2. Step 2: Convert to fraction form
   8,105.04/11,190.24 = 5,274.72/x
3. Step 3: Cross multiply
   8,105.04x = 11,190.24 × 5,274.72
4. Step 4: Simplify right side
   8,105.04x = 59,025,382.73
5. Step 5: Solve for x
   x = 59,025,382.73/8,105.04
6. Step 6: Final answer
   x = 7,282.55