Finding the Fourth Proportional to 9,433.49, 13,020.62 and 5,454.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,433.49 : 13,020.62 = 5,454.09 : x
2. Step 2: Convert to fraction form
   9,433.49/13,020.62 = 5,454.09/x
3. Step 3: Cross multiply
   9,433.49x = 13,020.62 × 5,454.09
4. Step 4: Simplify right side
   9,433.49x = 71,015,606.07
5. Step 5: Solve for x
   x = 71,015,606.07/9,433.49
6. Step 6: Final answer
   x = 7,528.04