Finding the Fourth Proportional to 6,866.48, 10,302.83 and 2,918.81

Step by Step Solution

1. Step 1: Write the proportion equation
   6,866.48 : 10,302.83 = 2,918.81 : x
2. Step 2: Convert to fraction form
   6,866.48/10,302.83 = 2,918.81/x
3. Step 3: Cross multiply
   6,866.48x = 10,302.83 × 2,918.81
4. Step 4: Simplify right side
   6,866.48x = 30,072,003.23
5. Step 5: Solve for x
   x = 30,072,003.23/6,866.48
6. Step 6: Final answer
   x = 4,379.54