Finding the Fourth Proportional to 22,016.73, 30,383.07 and 12,585.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,016.73 : 30,383.07 = 12,585.50 : x
2. Step 2: Convert to fraction form
   22,016.73/30,383.07 = 12,585.50/x
3. Step 3: Cross multiply
   22,016.73x = 30,383.07 × 12,585.50
4. Step 4: Simplify right side
   22,016.73x = 382,385,975.57
5. Step 5: Solve for x
   x = 382,385,975.57/22,016.73
6. Step 6: Final answer
   x = 17,367.97