Finding the Fourth Proportional to 3,571.71, 5,357.52 and 3,483.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,571.71 : 5,357.52 = 3,483.47 : x
2. Step 2: Convert to fraction form
   3,571.71/5,357.52 = 3,483.47/x
3. Step 3: Cross multiply
   3,571.71x = 5,357.52 × 3,483.47
4. Step 4: Simplify right side
   3,571.71x = 18,662,742.78
5. Step 5: Solve for x
   x = 18,662,742.78/3,571.71
6. Step 6: Final answer
   x = 5,225.16