Finding the Fourth Proportional to 9,667.35, 13,337.01 and 6,309

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.35 : 13,337.01 = 6,309 : x
2. Step 2: Convert to fraction form
   9,667.35/13,337.01 = 6,309/x
3. Step 3: Cross multiply
   9,667.35x = 13,337.01 × 6,309
4. Step 4: Simplify right side
   9,667.35x = 84,143,196.09
5. Step 5: Solve for x
   x = 84,143,196.09/9,667.35
6. Step 6: Final answer
   x = 8,703.85