Finding the Fourth Proportional to 7,518.52, 10,375.71 and 4,161.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,518.52 : 10,375.71 = 4,161.57 : x
2. Step 2: Convert to fraction form
   7,518.52/10,375.71 = 4,161.57/x
3. Step 3: Cross multiply
   7,518.52x = 10,375.71 × 4,161.57
4. Step 4: Simplify right side
   7,518.52x = 43,179,243.46
5. Step 5: Solve for x
   x = 43,179,243.46/7,518.52
6. Step 6: Final answer
   x = 5,743.05