Finding the Fourth Proportional to 7,667.84, 10,578.62 and 4,309.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.84 : 10,578.62 = 4,309.89 : x
2. Step 2: Convert to fraction form
   7,667.84/10,578.62 = 4,309.89/x
3. Step 3: Cross multiply
   7,667.84x = 10,578.62 × 4,309.89
4. Step 4: Simplify right side
   7,667.84x = 45,592,667.00
5. Step 5: Solve for x
   x = 45,592,667.00/7,667.84
6. Step 6: Final answer
   x = 5,945.96