Finding the Fourth Proportional to 4,775.69, 7,163.46 and 1,488.81

Step by Step Solution

1. Step 1: Write the proportion equation
   4,775.69 : 7,163.46 = 1,488.81 : x
2. Step 2: Convert to fraction form
   4,775.69/7,163.46 = 1,488.81/x
3. Step 3: Cross multiply
   4,775.69x = 7,163.46 × 1,488.81
4. Step 4: Simplify right side
   4,775.69x = 10,665,030.88
5. Step 5: Solve for x
   x = 10,665,030.88/4,775.69
6. Step 6: Final answer
   x = 2,233.19