Finding the Fourth Proportional to 9,433.31, 13,020.29 and 5,453.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,433.31 : 13,020.29 = 5,453.84 : x
2. Step 2: Convert to fraction form
   9,433.31/13,020.29 = 5,453.84/x
3. Step 3: Cross multiply
   9,433.31x = 13,020.29 × 5,453.84
4. Step 4: Simplify right side
   9,433.31x = 71,010,486.04
5. Step 5: Solve for x
   x = 71,010,486.04/9,433.31
6. Step 6: Final answer
   x = 7,527.64