Finding the Fourth Proportional to 7,667.75, 10,580.75 and 4,309.79

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.75 : 10,580.75 = 4,309.79 : x
2. Step 2: Convert to fraction form
   7,667.75/10,580.75 = 4,309.79/x
3. Step 3: Cross multiply
   7,667.75x = 10,580.75 × 4,309.79
4. Step 4: Simplify right side
   7,667.75x = 45,600,768.41
5. Step 5: Solve for x
   x = 45,600,768.41/7,667.75
6. Step 6: Final answer
   x = 5,947.09