Finding the Fourth Proportional to 9,131.16, 12,596.16 and 6,293.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,131.16 : 12,596.16 = 6,293.59 : x
2. Step 2: Convert to fraction form
   9,131.16/12,596.16 = 6,293.59/x
3. Step 3: Cross multiply
   9,131.16x = 12,596.16 × 6,293.59
4. Step 4: Simplify right side
   9,131.16x = 79,275,066.61
5. Step 5: Solve for x
   x = 79,275,066.61/9,131.16
6. Step 6: Final answer
   x = 8,681.82