Finding the Fourth Proportional to 9,533.57, 13,155.41 and 7,549.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,533.57 : 13,155.41 = 7,549.07 : x
2. Step 2: Convert to fraction form
   9,533.57/13,155.41 = 7,549.07/x
3. Step 3: Cross multiply
   9,533.57x = 13,155.41 × 7,549.07
4. Step 4: Simplify right side
   9,533.57x = 99,311,064.06
5. Step 5: Solve for x
   x = 99,311,064.06/9,533.57
6. Step 6: Final answer
   x = 10,416.99