Finding the Fourth Proportional to 7,078.56, 9,768.51 and 4,284.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,078.56 : 9,768.51 = 4,284.06 : x
2. Step 2: Convert to fraction form
   7,078.56/9,768.51 = 4,284.06/x
3. Step 3: Cross multiply
   7,078.56x = 9,768.51 × 4,284.06
4. Step 4: Simplify right side
   7,078.56x = 41,848,882.95
5. Step 5: Solve for x
   x = 41,848,882.95/7,078.56
6. Step 6: Final answer
   x = 5,912.06