Finding the Fourth Proportional to 8,309.10, 11,462.93 and 5,282.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,309.10 : 11,462.93 = 5,282.61 : x
2. Step 2: Convert to fraction form
   8,309.10/11,462.93 = 5,282.61/x
3. Step 3: Cross multiply
   8,309.10x = 11,462.93 × 5,282.61
4. Step 4: Simplify right side
   8,309.10x = 60,554,196.60
5. Step 5: Solve for x
   x = 60,554,196.60/8,309.10
6. Step 6: Final answer
   x = 7,287.69