Finding the Fourth Proportional to 3,933.60, 5,425.56 and 2,535

Step by Step Solution

1. Step 1: Write the proportion equation
   3,933.60 : 5,425.56 = 2,535 : x
2. Step 2: Convert to fraction form
   3,933.60/5,425.56 = 2,535/x
3. Step 3: Cross multiply
   3,933.60x = 5,425.56 × 2,535
4. Step 4: Simplify right side
   3,933.60x = 13,753,794.60
5. Step 5: Solve for x
   x = 13,753,794.60/3,933.60
6. Step 6: Final answer
   x = 3,496.49