Finding the Fourth Proportional to 9,081.66, 12,498.56 and 7,683.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,081.66 : 12,498.56 = 7,683.73 : x
2. Step 2: Convert to fraction form
   9,081.66/12,498.56 = 7,683.73/x
3. Step 3: Cross multiply
   9,081.66x = 12,498.56 × 7,683.73
4. Step 4: Simplify right side
   9,081.66x = 96,035,548.39
5. Step 5: Solve for x
   x = 96,035,548.39/9,081.66
6. Step 6: Final answer
   x = 10,574.67