Finding the Fourth Proportional to 3,574.72, 5,362.24 and 1,109.44

Step by Step Solution

1. Step 1: Write the proportion equation
   3,574.72 : 5,362.24 = 1,109.44 : x
2. Step 2: Convert to fraction form
   3,574.72/5,362.24 = 1,109.44/x
3. Step 3: Cross multiply
   3,574.72x = 5,362.24 × 1,109.44
4. Step 4: Simplify right side
   3,574.72x = 5,949,083.55
5. Step 5: Solve for x
   x = 5,949,083.55/3,574.72
6. Step 6: Final answer
   x = 1,664.21