Finding the Fourth Proportional to 22,255.98, 30,713.27 and 12,185.08

Step by Step Solution

1. Step 1: Write the proportion equation
   22,255.98 : 30,713.27 = 12,185.08 : x
2. Step 2: Convert to fraction form
   22,255.98/30,713.27 = 12,185.08/x
3. Step 3: Cross multiply
   22,255.98x = 30,713.27 × 12,185.08
4. Step 4: Simplify right side
   22,255.98x = 374,243,437.52
5. Step 5: Solve for x
   x = 374,243,437.52/22,255.98
6. Step 6: Final answer
   x = 16,815.41