Finding the Fourth Proportional to 7,667.59, 10,579.39 and 4,309.74

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.59 : 10,579.39 = 4,309.74 : x
2. Step 2: Convert to fraction form
   7,667.59/10,579.39 = 4,309.74/x
3. Step 3: Cross multiply
   7,667.59x = 10,579.39 × 4,309.74
4. Step 4: Simplify right side
   7,667.59x = 45,594,420.26
5. Step 5: Solve for x
   x = 45,594,420.26/7,667.59
6. Step 6: Final answer
   x = 5,946.38