Finding the Fourth Proportional to 16,817.41, 23,039.96 and 16,186.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,817.41 : 23,039.96 = 16,186.82 : x
2. Step 2: Convert to fraction form
   16,817.41/23,039.96 = 16,186.82/x
3. Step 3: Cross multiply
   16,817.41x = 23,039.96 × 16,186.82
4. Step 4: Simplify right side
   16,817.41x = 372,943,685.33
5. Step 5: Solve for x
   x = 372,943,685.33/16,817.41
6. Step 6: Final answer
   x = 22,176.05