Finding the Fourth Proportional to 3,576.72, 5,367.51 and 3,549.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,576.72 : 5,367.51 = 3,549.18 : x
2. Step 2: Convert to fraction form
   3,576.72/5,367.51 = 3,549.18/x
3. Step 3: Cross multiply
   3,576.72x = 5,367.51 × 3,549.18
4. Step 4: Simplify right side
   3,576.72x = 19,050,259.14
5. Step 5: Solve for x
   x = 19,050,259.14/3,576.72
6. Step 6: Final answer
   x = 5,326.18