Finding the Fourth Proportional to 9,554.29, 13,185.33 and 5,305.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,554.29 : 13,185.33 = 5,305.35 : x
2. Step 2: Convert to fraction form
   9,554.29/13,185.33 = 5,305.35/x
3. Step 3: Cross multiply
   9,554.29x = 13,185.33 × 5,305.35
4. Step 4: Simplify right side
   9,554.29x = 69,952,790.52
5. Step 5: Solve for x
   x = 69,952,790.52/9,554.29
6. Step 6: Final answer
   x = 7,321.61