Finding the Fourth Proportional to 3,561.30, 5,342.04 and 964.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.30 : 5,342.04 = 964.08 : x
2. Step 2: Convert to fraction form
   3,561.30/5,342.04 = 964.08/x
3. Step 3: Cross multiply
   3,561.30x = 5,342.04 × 964.08
4. Step 4: Simplify right side
   3,561.30x = 5,150,153.92
5. Step 5: Solve for x
   x = 5,150,153.92/3,561.30
6. Step 6: Final answer
   x = 1,446.14