Finding the Fourth Proportional to 7,443.27, 10,269.54 and 5,319.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,443.27 : 10,269.54 = 5,319.45 : x
2. Step 2: Convert to fraction form
   7,443.27/10,269.54 = 5,319.45/x
3. Step 3: Cross multiply
   7,443.27x = 10,269.54 × 5,319.45
4. Step 4: Simplify right side
   7,443.27x = 54,628,304.55
5. Step 5: Solve for x
   x = 54,628,304.55/7,443.27
6. Step 6: Final answer
   x = 7,339.29