Finding the Fourth Proportional to 3,561.22, 5,339.87 and 1,095.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.22 : 5,339.87 = 1,095.35 : x
2. Step 2: Convert to fraction form
   3,561.22/5,339.87 = 1,095.35/x
3. Step 3: Cross multiply
   3,561.22x = 5,339.87 × 1,095.35
4. Step 4: Simplify right side
   3,561.22x = 5,849,021.13
5. Step 5: Solve for x
   x = 5,849,021.13/3,561.22
6. Step 6: Final answer
   x = 1,642.42