Finding the Fourth Proportional to 3,574.26, 5,362.56 and 1,109.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,574.26 : 5,362.56 = 1,109.10 : x
2. Step 2: Convert to fraction form
   3,574.26/5,362.56 = 1,109.10/x
3. Step 3: Cross multiply
   3,574.26x = 5,362.56 × 1,109.10
4. Step 4: Simplify right side
   3,574.26x = 5,947,615.30
5. Step 5: Solve for x
   x = 5,947,615.30/3,574.26
6. Step 6: Final answer
   x = 1,664.01