Finding the Fourth Proportional to 9,804.47, 13,530.26 and 5,328.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,804.47 : 13,530.26 = 5,328.22 : x
2. Step 2: Convert to fraction form
   9,804.47/13,530.26 = 5,328.22/x
3. Step 3: Cross multiply
   9,804.47x = 13,530.26 × 5,328.22
4. Step 4: Simplify right side
   9,804.47x = 72,092,254.47
5. Step 5: Solve for x
   x = 72,092,254.47/9,804.47
6. Step 6: Final answer
   x = 7,353.00