Finding the Fourth Proportional to 6,718.56, 9,271.20 and 3,734.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,718.56 : 9,271.20 = 3,734.24 : x
2. Step 2: Convert to fraction form
   6,718.56/9,271.20 = 3,734.24/x
3. Step 3: Cross multiply
   6,718.56x = 9,271.20 × 3,734.24
4. Step 4: Simplify right side
   6,718.56x = 34,620,885.89
5. Step 5: Solve for x
   x = 34,620,885.89/6,718.56
6. Step 6: Final answer
   x = 5,153.02