Finding the Fourth Proportional to 3,754.33, 5,180.55 and 2,075.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,754.33 : 5,180.55 = 2,075.31 : x
2. Step 2: Convert to fraction form
   3,754.33/5,180.55 = 2,075.31/x
3. Step 3: Cross multiply
   3,754.33x = 5,180.55 × 2,075.31
4. Step 4: Simplify right side
   3,754.33x = 10,751,247.22
5. Step 5: Solve for x
   x = 10,751,247.22/3,754.33
6. Step 6: Final answer
   x = 2,863.69