Finding the Fourth Proportional to 5,303.94, 7,318.89 and 2,945.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,303.94 : 7,318.89 = 2,945.82 : x
2. Step 2: Convert to fraction form
   5,303.94/7,318.89 = 2,945.82/x
3. Step 3: Cross multiply
   5,303.94x = 7,318.89 × 2,945.82
4. Step 4: Simplify right side
   5,303.94x = 21,560,132.54
5. Step 5: Solve for x
   x = 21,560,132.54/5,303.94
6. Step 6: Final answer
   x = 4,064.93