Finding the Fourth Proportional to 5,258.82, 7,256.28 and 3,020.79

Step by Step Solution

1. Step 1: Write the proportion equation
   5,258.82 : 7,256.28 = 3,020.79 : x
2. Step 2: Convert to fraction form
   5,258.82/7,256.28 = 3,020.79/x
3. Step 3: Cross multiply
   5,258.82x = 7,256.28 × 3,020.79
4. Step 4: Simplify right side
   5,258.82x = 21,919,736.60
5. Step 5: Solve for x
   x = 21,919,736.60/5,258.82
6. Step 6: Final answer
   x = 4,168.18