Finding the Fourth Proportional to 5,179.03, 7,144.78 and 3,499.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,179.03 : 7,144.78 = 3,499.82 : x
2. Step 2: Convert to fraction form
   5,179.03/7,144.78 = 3,499.82/x
3. Step 3: Cross multiply
   5,179.03x = 7,144.78 × 3,499.82
4. Step 4: Simplify right side
   5,179.03x = 25,005,443.94
5. Step 5: Solve for x
   x = 25,005,443.94/5,179.03
6. Step 6: Final answer
   x = 4,828.21