Finding the Fourth Proportional to 3,069.52, 4,601.76 and 1,120.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,069.52 : 4,601.76 = 1,120.48 : x
2. Step 2: Convert to fraction form
   3,069.52/4,601.76 = 1,120.48/x
3. Step 3: Cross multiply
   3,069.52x = 4,601.76 × 1,120.48
4. Step 4: Simplify right side
   3,069.52x = 5,156,180.04
5. Step 5: Solve for x
   x = 5,156,180.04/3,069.52
6. Step 6: Final answer
   x = 1,679.80