Finding the Fourth Proportional to 7,760.41, 10,709.56 and 4,223.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,760.41 : 10,709.56 = 4,223.82 : x
2. Step 2: Convert to fraction form
   7,760.41/10,709.56 = 4,223.82/x
3. Step 3: Cross multiply
   7,760.41x = 10,709.56 × 4,223.82
4. Step 4: Simplify right side
   7,760.41x = 45,235,253.72
5. Step 5: Solve for x
   x = 45,235,253.72/7,760.41
6. Step 6: Final answer
   x = 5,828.98