Finding the Fourth Proportional to 2,823.77, 4,235.83 and 1,180.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,823.77 : 4,235.83 = 1,180.49 : x
2. Step 2: Convert to fraction form
   2,823.77/4,235.83 = 1,180.49/x
3. Step 3: Cross multiply
   2,823.77x = 4,235.83 × 1,180.49
4. Step 4: Simplify right side
   2,823.77x = 5,000,330.83
5. Step 5: Solve for x
   x = 5,000,330.83/2,823.77
6. Step 6: Final answer
   x = 1,770.80