Finding the Fourth Proportional to 3,672.24, 5,508.72 and 1,075.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.24 : 5,508.72 = 1,075.56 : x
2. Step 2: Convert to fraction form
   3,672.24/5,508.72 = 1,075.56/x
3. Step 3: Cross multiply
   3,672.24x = 5,508.72 × 1,075.56
4. Step 4: Simplify right side
   3,672.24x = 5,924,958.88
5. Step 5: Solve for x
   x = 5,924,958.88/3,672.24
6. Step 6: Final answer
   x = 1,613.45