Finding the Fourth Proportional to 3,881.24, 5,822.58 and 3,529.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,881.24 : 5,822.58 = 3,529.12 : x
2. Step 2: Convert to fraction form
   3,881.24/5,822.58 = 3,529.12/x
3. Step 3: Cross multiply
   3,881.24x = 5,822.58 × 3,529.12
4. Step 4: Simplify right side
   3,881.24x = 20,548,593.12
5. Step 5: Solve for x
   x = 20,548,593.12/3,881.24
6. Step 6: Final answer
   x = 5,294.34