Finding the Fourth Proportional to 2,341.48, 3,509.52 and 1,109.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,341.48 : 3,509.52 = 1,109.20 : x
2. Step 2: Convert to fraction form
   2,341.48/3,509.52 = 1,109.20/x
3. Step 3: Cross multiply
   2,341.48x = 3,509.52 × 1,109.20
4. Step 4: Simplify right side
   2,341.48x = 3,892,759.58
5. Step 5: Solve for x
   x = 3,892,759.58/2,341.48
6. Step 6: Final answer
   x = 1,662.52