Finding the Fourth Proportional to 3,847.46, 5,738.79 and 3,223.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,847.46 : 5,738.79 = 3,223.94 : x
2. Step 2: Convert to fraction form
   3,847.46/5,738.79 = 3,223.94/x
3. Step 3: Cross multiply
   3,847.46x = 5,738.79 × 3,223.94
4. Step 4: Simplify right side
   3,847.46x = 18,501,498.51
5. Step 5: Solve for x
   x = 18,501,498.51/3,847.46
6. Step 6: Final answer
   x = 4,808.76