Finding the Fourth Proportional to 16,786.08, 23,165.42 and 9,617.13

Step by Step Solution

1. Step 1: Write the proportion equation
   16,786.08 : 23,165.42 = 9,617.13 : x
2. Step 2: Convert to fraction form
   16,786.08/23,165.42 = 9,617.13/x
3. Step 3: Cross multiply
   16,786.08x = 23,165.42 × 9,617.13
4. Step 4: Simplify right side
   16,786.08x = 222,784,807.56
5. Step 5: Solve for x
   x = 222,784,807.56/16,786.08
6. Step 6: Final answer
   x = 13,272.00