Finding the Fourth Proportional to 6,686.01, 10,007.96 and 5,981.58

Step by Step Solution

1. Step 1: Write the proportion equation
   6,686.01 : 10,007.96 = 5,981.58 : x
2. Step 2: Convert to fraction form
   6,686.01/10,007.96 = 5,981.58/x
3. Step 3: Cross multiply
   6,686.01x = 10,007.96 × 5,981.58
4. Step 4: Simplify right side
   6,686.01x = 59,863,413.38
5. Step 5: Solve for x
   x = 59,863,413.38/6,686.01
6. Step 6: Final answer
   x = 8,953.53