Finding the Fourth Proportional to 8,092.36, 11,172.42 and 5,443.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,092.36 : 11,172.42 = 5,443.72 : x
2. Step 2: Convert to fraction form
   8,092.36/11,172.42 = 5,443.72/x
3. Step 3: Cross multiply
   8,092.36x = 11,172.42 × 5,443.72
4. Step 4: Simplify right side
   8,092.36x = 60,819,526.20
5. Step 5: Solve for x
   x = 60,819,526.20/8,092.36
6. Step 6: Final answer
   x = 7,515.67