Finding the Fourth Proportional to 2,219.35, 3,329.71 and 1,180.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219.35 : 3,329.71 = 1,180.52 : x
2. Step 2: Convert to fraction form
   2,219.35/3,329.71 = 1,180.52/x
3. Step 3: Cross multiply
   2,219.35x = 3,329.71 × 1,180.52
4. Step 4: Simplify right side
   2,219.35x = 3,930,800.87
5. Step 5: Solve for x
   x = 3,930,800.87/2,219.35
6. Step 6: Final answer
   x = 1,771.15