Finding the Fourth Proportional to 4,981.55, 7,468.52 and 3,228.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,981.55 : 7,468.52 = 3,228.31 : x
2. Step 2: Convert to fraction form
   4,981.55/7,468.52 = 3,228.31/x
3. Step 3: Cross multiply
   4,981.55x = 7,468.52 × 3,228.31
4. Step 4: Simplify right side
   4,981.55x = 24,110,687.20
5. Step 5: Solve for x
   x = 24,110,687.20/4,981.55
6. Step 6: Final answer
   x = 4,839.99