Finding the Fourth Proportional to 7,040.24, 10,564.32 and 4,850.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,040.24 : 10,564.32 = 4,850.72 : x
2. Step 2: Convert to fraction form
   7,040.24/10,564.32 = 4,850.72/x
3. Step 3: Cross multiply
   7,040.24x = 10,564.32 × 4,850.72
4. Step 4: Simplify right side
   7,040.24x = 51,244,558.31
5. Step 5: Solve for x
   x = 51,244,558.31/7,040.24
6. Step 6: Final answer
   x = 7,278.81