Finding the Fourth Proportional to 5,493.86, 7,579.71 and 3,103.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,493.86 : 7,579.71 = 3,103.50 : x
2. Step 2: Convert to fraction form
   5,493.86/7,579.71 = 3,103.50/x
3. Step 3: Cross multiply
   5,493.86x = 7,579.71 × 3,103.50
4. Step 4: Simplify right side
   5,493.86x = 23,523,629.99
5. Step 5: Solve for x
   x = 23,523,629.99/5,493.86
6. Step 6: Final answer
   x = 4,281.80