Finding the Fourth Proportional to 3,281.99, 4,499.62 and 3,222.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,281.99 : 4,499.62 = 3,222.86 : x
2. Step 2: Convert to fraction form
   3,281.99/4,499.62 = 3,222.86/x
3. Step 3: Cross multiply
   3,281.99x = 4,499.62 × 3,222.86
4. Step 4: Simplify right side
   3,281.99x = 14,501,614.76
5. Step 5: Solve for x
   x = 14,501,614.76/3,281.99
6. Step 6: Final answer
   x = 4,418.55