Finding the Fourth Proportional to 7,224.72, 10,830.51 and 2,844.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,224.72 : 10,830.51 = 2,844.78 : x
2. Step 2: Convert to fraction form
   7,224.72/10,830.51 = 2,844.78/x
3. Step 3: Cross multiply
   7,224.72x = 10,830.51 × 2,844.78
4. Step 4: Simplify right side
   7,224.72x = 30,810,418.24
5. Step 5: Solve for x
   x = 30,810,418.24/7,224.72
6. Step 6: Final answer
   x = 4,264.58