Finding the Fourth Proportional to 6,173.58, 8,519.47 and 3,340.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,173.58 : 8,519.47 = 3,340.89 : x
2. Step 2: Convert to fraction form
   6,173.58/8,519.47 = 3,340.89/x
3. Step 3: Cross multiply
   6,173.58x = 8,519.47 × 3,340.89
4. Step 4: Simplify right side
   6,173.58x = 28,462,616.30
5. Step 5: Solve for x
   x = 28,462,616.30/6,173.58
6. Step 6: Final answer
   x = 4,610.39