Finding the Fourth Proportional to 16,817.95, 23,040.71 and 16,187.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,817.95 : 23,040.71 = 16,187.37 : x
2. Step 2: Convert to fraction form
   16,817.95/23,040.71 = 16,187.37/x
3. Step 3: Cross multiply
   16,817.95x = 23,040.71 × 16,187.37
4. Step 4: Simplify right side
   16,817.95x = 372,968,497.83
5. Step 5: Solve for x
   x = 372,968,497.83/16,817.95
6. Step 6: Final answer
   x = 22,176.81