Finding the Fourth Proportional to 5,141.15, 7,674.50 and 4,518.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,141.15 : 7,674.50 = 4,518.37 : x
2. Step 2: Convert to fraction form
   5,141.15/7,674.50 = 4,518.37/x
3. Step 3: Cross multiply
   5,141.15x = 7,674.50 × 4,518.37
4. Step 4: Simplify right side
   5,141.15x = 34,676,188.79
5. Step 5: Solve for x
   x = 34,676,188.79/5,141.15
6. Step 6: Final answer
   x = 6,744.84