Finding the Fourth Proportional to 3,559.60, 5,340.12 and 962.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559.60 : 5,340.12 = 962.56 : x
2. Step 2: Convert to fraction form
   3,559.60/5,340.12 = 962.56/x
3. Step 3: Cross multiply
   3,559.60x = 5,340.12 × 962.56
4. Step 4: Simplify right side
   3,559.60x = 5,140,185.91
5. Step 5: Solve for x
   x = 5,140,185.91/3,559.60
6. Step 6: Final answer
   x = 1,444.03