Finding the Fourth Proportional to 6,871.89, 10,301.76 and 2,974.17

Step by Step Solution

1. Step 1: Write the proportion equation
   6,871.89 : 10,301.76 = 2,974.17 : x
2. Step 2: Convert to fraction form
   6,871.89/10,301.76 = 2,974.17/x
3. Step 3: Cross multiply
   6,871.89x = 10,301.76 × 2,974.17
4. Step 4: Simplify right side
   6,871.89x = 30,639,185.54
5. Step 5: Solve for x
   x = 30,639,185.54/6,871.89
6. Step 6: Final answer
   x = 4,458.63