Finding the Fourth Proportional to 5,479.42, 7,561.41 and 3,240.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,479.42 : 7,561.41 = 3,240.82 : x
2. Step 2: Convert to fraction form
   5,479.42/7,561.41 = 3,240.82/x
3. Step 3: Cross multiply
   5,479.42x = 7,561.41 × 3,240.82
4. Step 4: Simplify right side
   5,479.42x = 24,505,168.76
5. Step 5: Solve for x
   x = 24,505,168.76/5,479.42
6. Step 6: Final answer
   x = 4,472.22