Finding the Fourth Proportional to 9,383.97, 12,945.84 and 5,404.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,383.97 : 12,945.84 = 5,404.24 : x
2. Step 2: Convert to fraction form
   9,383.97/12,945.84 = 5,404.24/x
3. Step 3: Cross multiply
   9,383.97x = 12,945.84 × 5,404.24
4. Step 4: Simplify right side
   9,383.97x = 69,962,426.36
5. Step 5: Solve for x
   x = 69,962,426.36/9,383.97
6. Step 6: Final answer
   x = 7,455.53