Finding the Fourth Proportional to 5,119.89, 7,670.52 and 3,556.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,119.89 : 7,670.52 = 3,556.59 : x
2. Step 2: Convert to fraction form
   5,119.89/7,670.52 = 3,556.59/x
3. Step 3: Cross multiply
   5,119.89x = 7,670.52 × 3,556.59
4. Step 4: Simplify right side
   5,119.89x = 27,280,894.73
5. Step 5: Solve for x
   x = 27,280,894.73/5,119.89
6. Step 6: Final answer
   x = 5,328.41