Finding the Fourth Proportional to 16,796.04, 23,178.06 and 9,722.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,796.04 : 23,178.06 = 9,722.58 : x
2. Step 2: Convert to fraction form
   16,796.04/23,178.06 = 9,722.58/x
3. Step 3: Cross multiply
   16,796.04x = 23,178.06 × 9,722.58
4. Step 4: Simplify right side
   16,796.04x = 225,350,542.59
5. Step 5: Solve for x
   x = 225,350,542.59/16,796.04
6. Step 6: Final answer
   x = 13,416.89