Finding the Fourth Proportional to 9,065.30, 12,509.69 and 5,481.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,065.30 : 12,509.69 = 5,481.14 : x
2. Step 2: Convert to fraction form
   9,065.30/12,509.69 = 5,481.14/x
3. Step 3: Cross multiply
   9,065.30x = 12,509.69 × 5,481.14
4. Step 4: Simplify right side
   9,065.30x = 68,567,272.29
5. Step 5: Solve for x
   x = 68,567,272.29/9,065.30
6. Step 6: Final answer
   x = 7,563.71