Finding the Fourth Proportional to 2,609.82, 3,601.67 and 1,491.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609.82 : 3,601.67 = 1,491.01 : x
2. Step 2: Convert to fraction form
   2,609.82/3,601.67 = 1,491.01/x
3. Step 3: Cross multiply
   2,609.82x = 3,601.67 × 1,491.01
4. Step 4: Simplify right side
   2,609.82x = 5,370,109.53
5. Step 5: Solve for x
   x = 5,370,109.53/2,609.82
6. Step 6: Final answer
   x = 2,057.66