Finding the Fourth Proportional to 2,605.57, 3,595.80 and 1,610.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.57 : 3,595.80 = 1,610.08 : x
2. Step 2: Convert to fraction form
   2,605.57/3,595.80 = 1,610.08/x
3. Step 3: Cross multiply
   2,605.57x = 3,595.80 × 1,610.08
4. Step 4: Simplify right side
   2,605.57x = 5,789,525.66
5. Step 5: Solve for x
   x = 5,789,525.66/2,605.57
6. Step 6: Final answer
   x = 2,221.98