Finding the Fourth Proportional to 9,828.88, 13,563.76 and 5,352.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,828.88 : 13,563.76 = 5,352.62 : x
2. Step 2: Convert to fraction form
   9,828.88/13,563.76 = 5,352.62/x
3. Step 3: Cross multiply
   9,828.88x = 13,563.76 × 5,352.62
4. Step 4: Simplify right side
   9,828.88x = 72,601,653.05
5. Step 5: Solve for x
   x = 72,601,653.05/9,828.88
6. Step 6: Final answer
   x = 7,386.56