Finding the Fourth Proportional to 7,443.24, 10,271.96 and 4,086.19

Step by Step Solution

1. Step 1: Write the proportion equation
   7,443.24 : 10,271.96 = 4,086.19 : x
2. Step 2: Convert to fraction form
   7,443.24/10,271.96 = 4,086.19/x
3. Step 3: Cross multiply
   7,443.24x = 10,271.96 × 4,086.19
4. Step 4: Simplify right side
   7,443.24x = 41,973,180.23
5. Step 5: Solve for x
   x = 41,973,180.23/7,443.24
6. Step 6: Final answer
   x = 5,639.10