Finding the Fourth Proportional to 2,410.48, 3,328.05 and 1,561.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,410.48 : 3,328.05 = 1,561.33 : x
2. Step 2: Convert to fraction form
   2,410.48/3,328.05 = 1,561.33/x
3. Step 3: Cross multiply
   2,410.48x = 3,328.05 × 1,561.33
4. Step 4: Simplify right side
   2,410.48x = 5,196,184.31
5. Step 5: Solve for x
   x = 5,196,184.31/2,410.48
6. Step 6: Final answer
   x = 2,155.66