Finding the Fourth Proportional to 2,824.48, 4,236.88 and 1,180.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,824.48 : 4,236.88 = 1,180.72 : x
2. Step 2: Convert to fraction form
   2,824.48/4,236.88 = 1,180.72/x
3. Step 3: Cross multiply
   2,824.48x = 4,236.88 × 1,180.72
4. Step 4: Simplify right side
   2,824.48x = 5,002,568.95
5. Step 5: Solve for x
   x = 5,002,568.95/2,824.48
6. Step 6: Final answer
   x = 1,771.15