Finding the Fourth Proportional to 16,153.83, 22,286.95 and 13,164.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,153.83 : 22,286.95 = 13,164.53 : x
2. Step 2: Convert to fraction form
   16,153.83/22,286.95 = 13,164.53/x
3. Step 3: Cross multiply
   16,153.83x = 22,286.95 × 13,164.53
4. Step 4: Simplify right side
   16,153.83x = 293,397,077.54
5. Step 5: Solve for x
   x = 293,397,077.54/16,153.83
6. Step 6: Final answer
   x = 18,162.69