Finding the Fourth Proportional to 9,805.97, 13,532.23 and 5,329.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,805.97 : 13,532.23 = 5,329.72 : x
2. Step 2: Convert to fraction form
   9,805.97/13,532.23 = 5,329.72/x
3. Step 3: Cross multiply
   9,805.97x = 13,532.23 × 5,329.72
4. Step 4: Simplify right side
   9,805.97x = 72,122,996.88
5. Step 5: Solve for x
   x = 72,122,996.88/9,805.97
6. Step 6: Final answer
   x = 7,355.01