Finding the Fourth Proportional to 2,375.40, 3,561.33 and 1,141.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.40 : 3,561.33 = 1,141.65 : x
2. Step 2: Convert to fraction form
   2,375.40/3,561.33 = 1,141.65/x
3. Step 3: Cross multiply
   2,375.40x = 3,561.33 × 1,141.65
4. Step 4: Simplify right side
   2,375.40x = 4,065,792.39
5. Step 5: Solve for x
   x = 4,065,792.39/2,375.40
6. Step 6: Final answer
   x = 1,711.62