Finding the Fourth Proportional to 22,627.48, 31,227.38 and 12,555.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,627.48 : 31,227.38 = 12,555.94 : x
2. Step 2: Convert to fraction form
   22,627.48/31,227.38 = 12,555.94/x
3. Step 3: Cross multiply
   22,627.48x = 31,227.38 × 12,555.94
4. Step 4: Simplify right side
   22,627.48x = 392,089,219.10
5. Step 5: Solve for x
   x = 392,089,219.10/22,627.48
6. Step 6: Final answer
   x = 17,328.01