Finding the Fourth Proportional to 7,224.89, 10,828.26 and 3,884.94

Step by Step Solution

1. Step 1: Write the proportion equation
   7,224.89 : 10,828.26 = 3,884.94 : x
2. Step 2: Convert to fraction form
   7,224.89/10,828.26 = 3,884.94/x
3. Step 3: Cross multiply
   7,224.89x = 10,828.26 × 3,884.94
4. Step 4: Simplify right side
   7,224.89x = 42,067,140.40
5. Step 5: Solve for x
   x = 42,067,140.40/7,224.89
6. Step 6: Final answer
   x = 5,822.53