Finding the Fourth Proportional to 2,219.94, 3,329.76 and 1,049.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219.94 : 3,329.76 = 1,049.59 : x
2. Step 2: Convert to fraction form
   2,219.94/3,329.76 = 1,049.59/x
3. Step 3: Cross multiply
   2,219.94x = 3,329.76 × 1,049.59
4. Step 4: Simplify right side
   2,219.94x = 3,494,882.80
5. Step 5: Solve for x
   x = 3,494,882.80/2,219.94
6. Step 6: Final answer
   x = 1,574.31