Finding the Fourth Proportional to 4,667.55, 6,980.67 and 4,151.19

Step by Step Solution

1. Step 1: Write the proportion equation
   4,667.55 : 6,980.67 = 4,151.19 : x
2. Step 2: Convert to fraction form
   4,667.55/6,980.67 = 4,151.19/x
3. Step 3: Cross multiply
   4,667.55x = 6,980.67 × 4,151.19
4. Step 4: Simplify right side
   4,667.55x = 28,978,087.50
5. Step 5: Solve for x
   x = 28,978,087.50/4,667.55
6. Step 6: Final answer
   x = 6,208.42