Finding the Fourth Proportional to 3,561.19, 5,342.30 and 1,096.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.19 : 5,342.30 = 1,096.22 : x
2. Step 2: Convert to fraction form
   3,561.19/5,342.30 = 1,096.22/x
3. Step 3: Cross multiply
   3,561.19x = 5,342.30 × 1,096.22
4. Step 4: Simplify right side
   3,561.19x = 5,856,317.27
5. Step 5: Solve for x
   x = 5,856,317.27/3,561.19
6. Step 6: Final answer
   x = 1,644.48