Finding the Fourth Proportional to 8,519.88, 12,773.52 and 2,673.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,519.88 : 12,773.52 = 2,673.12 : x
2. Step 2: Convert to fraction form
   8,519.88/12,773.52 = 2,673.12/x
3. Step 3: Cross multiply
   8,519.88x = 12,773.52 × 2,673.12
4. Step 4: Simplify right side
   8,519.88x = 34,145,151.78
5. Step 5: Solve for x
   x = 34,145,151.78/8,519.88
6. Step 6: Final answer
   x = 4,007.70