Finding the Fourth Proportional to 9,009.69, 13,500.43 and 6,785.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,009.69 : 13,500.43 = 6,785.96 : x
2. Step 2: Convert to fraction form
   9,009.69/13,500.43 = 6,785.96/x
3. Step 3: Cross multiply
   9,009.69x = 13,500.43 × 6,785.96
4. Step 4: Simplify right side
   9,009.69x = 91,613,293.50
5. Step 5: Solve for x
   x = 91,613,293.50/9,009.69
6. Step 6: Final answer
   x = 10,168.31