Finding the Fourth Proportional to 7,224.30, 10,839.15 and 2,844.81

Step by Step Solution

1. Step 1: Write the proportion equation
   7,224.30 : 10,839.15 = 2,844.81 : x
2. Step 2: Convert to fraction form
   7,224.30/10,839.15 = 2,844.81/x
3. Step 3: Cross multiply
   7,224.30x = 10,839.15 × 2,844.81
4. Step 4: Simplify right side
   7,224.30x = 30,835,322.31
5. Step 5: Solve for x
   x = 30,835,322.31/7,224.30
6. Step 6: Final answer
   x = 4,268.28