Finding the Fourth Proportional to 4,818.69, 7,214.34 and 3,170.28

Step by Step Solution

1. Step 1: Write the proportion equation
   4,818.69 : 7,214.34 = 3,170.28 : x
2. Step 2: Convert to fraction form
   4,818.69/7,214.34 = 3,170.28/x
3. Step 3: Cross multiply
   4,818.69x = 7,214.34 × 3,170.28
4. Step 4: Simplify right side
   4,818.69x = 22,871,477.82
5. Step 5: Solve for x
   x = 22,871,477.82/4,818.69
6. Step 6: Final answer
   x = 4,746.41