Finding the Fourth Proportional to 9,485.33, 13,089.80 and 5,236.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,485.33 : 13,089.80 = 5,236.52 : x
2. Step 2: Convert to fraction form
   9,485.33/13,089.80 = 5,236.52/x
3. Step 3: Cross multiply
   9,485.33x = 13,089.80 × 5,236.52
4. Step 4: Simplify right side
   9,485.33x = 68,544,907.86
5. Step 5: Solve for x
   x = 68,544,907.86/9,485.33
6. Step 6: Final answer
   x = 7,226.42