Finding the Fourth Proportional to 12,327.27, 17,011.67 and 7,022.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,327.27 : 17,011.67 = 7,022.31 : x
2. Step 2: Convert to fraction form
   12,327.27/17,011.67 = 7,022.31/x
3. Step 3: Cross multiply
   12,327.27x = 17,011.67 × 7,022.31
4. Step 4: Simplify right side
   12,327.27x = 119,461,185.25
5. Step 5: Solve for x
   x = 119,461,185.25/12,327.27
6. Step 6: Final answer
   x = 9,690.81