Finding the Fourth Proportional to 2,601.39, 3,590.01 and 1,605.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.39 : 3,590.01 = 1,605.93 : x
2. Step 2: Convert to fraction form
   2,601.39/3,590.01 = 1,605.93/x
3. Step 3: Cross multiply
   2,601.39x = 3,590.01 × 1,605.93
4. Step 4: Simplify right side
   2,601.39x = 5,765,304.76
5. Step 5: Solve for x
   x = 5,765,304.76/2,601.39
6. Step 6: Final answer
   x = 2,216.24