Finding the Fourth Proportional to 22,627.34, 31,229.46 and 12,559.03

Step by Step Solution

1. Step 1: Write the proportion equation
   22,627.34 : 31,229.46 = 12,559.03 : x
2. Step 2: Convert to fraction form
   22,627.34/31,229.46 = 12,559.03/x
3. Step 3: Cross multiply
   22,627.34x = 31,229.46 × 12,559.03
4. Step 4: Simplify right side
   22,627.34x = 392,211,725.02
5. Step 5: Solve for x
   x = 392,211,725.02/22,627.34
6. Step 6: Final answer
   x = 17,333.53