Finding the Fourth Proportional to 22,327.01, 30,811.15 and 12,255.60

Step by Step Solution

1. Step 1: Write the proportion equation
   22,327.01 : 30,811.15 = 12,255.60 : x
2. Step 2: Convert to fraction form
   22,327.01/30,811.15 = 12,255.60/x
3. Step 3: Cross multiply
   22,327.01x = 30,811.15 × 12,255.60
4. Step 4: Simplify right side
   22,327.01x = 377,609,260.80
5. Step 5: Solve for x
   x = 377,609,260.80/22,327.01
6. Step 6: Final answer
   x = 16,912.67