Finding the Fourth Proportional to 8,092.37, 12,148.72 and 7,718.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,092.37 : 12,148.72 = 7,718.42 : x
2. Step 2: Convert to fraction form
   8,092.37/12,148.72 = 7,718.42/x
3. Step 3: Cross multiply
   8,092.37x = 12,148.72 × 7,718.42
4. Step 4: Simplify right side
   8,092.37x = 93,768,934.50
5. Step 5: Solve for x
   x = 93,768,934.50/8,092.37
6. Step 6: Final answer
   x = 11,587.32