Finding the Fourth Proportional to 2,357.12, 3,253.25 and 1,610.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.12 : 3,253.25 = 1,610.80 : x
2. Step 2: Convert to fraction form
   2,357.12/3,253.25 = 1,610.80/x
3. Step 3: Cross multiply
   2,357.12x = 3,253.25 × 1,610.80
4. Step 4: Simplify right side
   2,357.12x = 5,240,335.10
5. Step 5: Solve for x
   x = 5,240,335.10/2,357.12
6. Step 6: Final answer
   x = 2,223.19