Finding the Fourth Proportional to 16,091.49, 22,185.72 and 10,416.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,091.49 : 22,185.72 = 10,416.23 : x
2. Step 2: Convert to fraction form
   16,091.49/22,185.72 = 10,416.23/x
3. Step 3: Cross multiply
   16,091.49x = 22,185.72 × 10,416.23
4. Step 4: Simplify right side
   16,091.49x = 231,091,451.31
5. Step 5: Solve for x
   x = 231,091,451.31/16,091.49
6. Step 6: Final answer
   x = 14,361.10