Finding the Fourth Proportional to 3,944.52, 5,419.08 and 3,530.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.52 : 5,419.08 = 3,530.28 : x
2. Step 2: Convert to fraction form
   3,944.52/5,419.08 = 3,530.28/x
3. Step 3: Cross multiply
   3,944.52x = 5,419.08 × 3,530.28
4. Step 4: Simplify right side
   3,944.52x = 19,130,869.74
5. Step 5: Solve for x
   x = 19,130,869.74/3,944.52
6. Step 6: Final answer
   x = 4,849.99