Finding the Fourth Proportional to 7,667.93, 10,583.61 and 4,686.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.93 : 10,583.61 = 4,686.28 : x
2. Step 2: Convert to fraction form
   7,667.93/10,583.61 = 4,686.28/x
3. Step 3: Cross multiply
   7,667.93x = 10,583.61 × 4,686.28
4. Step 4: Simplify right side
   7,667.93x = 49,597,759.87
5. Step 5: Solve for x
   x = 49,597,759.87/7,667.93
6. Step 6: Final answer
   x = 6,468.21