Finding the Fourth Proportional to 5,234.07, 7,222.89 and 2,843.99

Step by Step Solution

1. Step 1: Write the proportion equation
   5,234.07 : 7,222.89 = 2,843.99 : x
2. Step 2: Convert to fraction form
   5,234.07/7,222.89 = 2,843.99/x
3. Step 3: Cross multiply
   5,234.07x = 7,222.89 × 2,843.99
4. Step 4: Simplify right side
   5,234.07x = 20,541,790.82
5. Step 5: Solve for x
   x = 20,541,790.82/5,234.07
6. Step 6: Final answer
   x = 3,924.63