Finding the Fourth Proportional to 3,541.10, 5,311.50 and 1,075.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,541.10 : 5,311.50 = 1,075.86 : x
2. Step 2: Convert to fraction form
   3,541.10/5,311.50 = 1,075.86/x
3. Step 3: Cross multiply
   3,541.10x = 5,311.50 × 1,075.86
4. Step 4: Simplify right side
   3,541.10x = 5,714,430.39
5. Step 5: Solve for x
   x = 5,714,430.39/3,541.10
6. Step 6: Final answer
   x = 1,613.75