Finding the Fourth Proportional to 9,433.40, 13,020.41 and 5,456.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,433.40 : 13,020.41 = 5,456.77 : x
2. Step 2: Convert to fraction form
   9,433.40/13,020.41 = 5,456.77/x
3. Step 3: Cross multiply
   9,433.40x = 13,020.41 × 5,456.77
4. Step 4: Simplify right side
   9,433.40x = 71,049,363.77
5. Step 5: Solve for x
   x = 71,049,363.77/9,433.40
6. Step 6: Final answer
   x = 7,531.69