Finding the Fourth Proportional to 8,051.39, 12,095.49 and 5,717.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,051.39 : 12,095.49 = 5,717.15 : x
2. Step 2: Convert to fraction form
   8,051.39/12,095.49 = 5,717.15/x
3. Step 3: Cross multiply
   8,051.39x = 12,095.49 × 5,717.15
4. Step 4: Simplify right side
   8,051.39x = 69,151,730.65
5. Step 5: Solve for x
   x = 69,151,730.65/8,051.39
6. Step 6: Final answer
   x = 8,588.79