Finding the Fourth Proportional to 9,433.30, 13,020.30 and 5,453.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,433.30 : 13,020.30 = 5,453.84 : x
2. Step 2: Convert to fraction form
   9,433.30/13,020.30 = 5,453.84/x
3. Step 3: Cross multiply
   9,433.30x = 13,020.30 × 5,453.84
4. Step 4: Simplify right side
   9,433.30x = 71,010,567.85
5. Step 5: Solve for x
   x = 71,010,567.85/9,433.30
6. Step 6: Final answer
   x = 7,527.65