Finding the Fourth Proportional to 16,185.57, 22,339.40 and 10,213.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,185.57 : 22,339.40 = 10,213.22 : x
2. Step 2: Convert to fraction form
   16,185.57/22,339.40 = 10,213.22/x
3. Step 3: Cross multiply
   16,185.57x = 22,339.40 × 10,213.22
4. Step 4: Simplify right side
   16,185.57x = 228,157,044.10
5. Step 5: Solve for x
   x = 228,157,044.10/16,185.57
6. Step 6: Final answer
   x = 14,096.32