Finding the Fourth Proportional to 3,561.50, 5,341.59 and 964.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.50 : 5,341.59 = 964.10 : x
2. Step 2: Convert to fraction form
   3,561.50/5,341.59 = 964.10/x
3. Step 3: Cross multiply
   3,561.50x = 5,341.59 × 964.10
4. Step 4: Simplify right side
   3,561.50x = 5,149,826.92
5. Step 5: Solve for x
   x = 5,149,826.92/3,561.50
6. Step 6: Final answer
   x = 1,445.97