Finding the Fourth Proportional to 1,729.57, 2,581.81 and 1,601.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,729.57 : 2,581.81 = 1,601.10 : x
2. Step 2: Convert to fraction form
   1,729.57/2,581.81 = 1,601.10/x
3. Step 3: Cross multiply
   1,729.57x = 2,581.81 × 1,601.10
4. Step 4: Simplify right side
   1,729.57x = 4,133,735.99
5. Step 5: Solve for x
   x = 4,133,735.99/1,729.57
6. Step 6: Final answer
   x = 2,390.04