Finding the Fourth Proportional to 3,540.89, 5,311.62 and 1,075.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,540.89 : 5,311.62 = 1,075.93 : x
2. Step 2: Convert to fraction form
   3,540.89/5,311.62 = 1,075.93/x
3. Step 3: Cross multiply
   3,540.89x = 5,311.62 × 1,075.93
4. Step 4: Simplify right side
   3,540.89x = 5,714,918.03
5. Step 5: Solve for x
   x = 5,714,918.03/3,540.89
6. Step 6: Final answer
   x = 1,613.98