Finding the Fourth Proportional to 3,059.48, 4,591.20 and 1,111.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,059.48 : 4,591.20 = 1,111.52 : x
2. Step 2: Convert to fraction form
   3,059.48/4,591.20 = 1,111.52/x
3. Step 3: Cross multiply
   3,059.48x = 4,591.20 × 1,111.52
4. Step 4: Simplify right side
   3,059.48x = 5,103,210.62
5. Step 5: Solve for x
   x = 5,103,210.62/3,059.48
6. Step 6: Final answer
   x = 1,668.00