Finding the Fourth Proportional to 3,443.24, 5,163.33 and 977.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.24 : 5,163.33 = 977.49 : x
2. Step 2: Convert to fraction form
   3,443.24/5,163.33 = 977.49/x
3. Step 3: Cross multiply
   3,443.24x = 5,163.33 × 977.49
4. Step 4: Simplify right side
   3,443.24x = 5,047,082.94
5. Step 5: Solve for x
   x = 5,047,082.94/3,443.24
6. Step 6: Final answer
   x = 1,465.79