Finding the Fourth Proportional to 2,823.59, 4,235.42 and 1,179.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,823.59 : 4,235.42 = 1,179.69 : x
2. Step 2: Convert to fraction form
   2,823.59/4,235.42 = 1,179.69/x
3. Step 3: Cross multiply
   2,823.59x = 4,235.42 × 1,179.69
4. Step 4: Simplify right side
   2,823.59x = 4,996,476.72
5. Step 5: Solve for x
   x = 4,996,476.72/2,823.59
6. Step 6: Final answer
   x = 1,769.55