Finding the Fourth Proportional to 22,257.02, 30,714.71 and 12,185.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,257.02 : 30,714.71 = 12,185.88 : x
2. Step 2: Convert to fraction form
   22,257.02/30,714.71 = 12,185.88/x
3. Step 3: Cross multiply
   22,257.02x = 30,714.71 × 12,185.88
4. Step 4: Simplify right side
   22,257.02x = 374,285,709.37
5. Step 5: Solve for x
   x = 374,285,709.37/22,257.02
6. Step 6: Final answer
   x = 16,816.53