Finding the Fourth Proportional to 9,804.34, 13,530.33 and 5,328.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,804.34 : 13,530.33 = 5,328.43 : x
2. Step 2: Convert to fraction form
   9,804.34/13,530.33 = 5,328.43/x
3. Step 3: Cross multiply
   9,804.34x = 13,530.33 × 5,328.43
4. Step 4: Simplify right side
   9,804.34x = 72,095,321.99
5. Step 5: Solve for x
   x = 72,095,321.99/9,804.34
6. Step 6: Final answer
   x = 7,353.41