Finding the Fourth Proportional to 6,879.82, 10,316.28 and 4,071.54

Step by Step Solution

1. Step 1: Write the proportion equation
   6,879.82 : 10,316.28 = 4,071.54 : x
2. Step 2: Convert to fraction form
   6,879.82/10,316.28 = 4,071.54/x
3. Step 3: Cross multiply
   6,879.82x = 10,316.28 × 4,071.54
4. Step 4: Simplify right side
   6,879.82x = 42,003,089.01
5. Step 5: Solve for x
   x = 42,003,089.01/6,879.82
6. Step 6: Final answer
   x = 6,105.26