Finding the Fourth Proportional to 16,118.60, 22,243.55 and 8,948.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,118.60 : 22,243.55 = 8,948.48 : x
2. Step 2: Convert to fraction form
   16,118.60/22,243.55 = 8,948.48/x
3. Step 3: Cross multiply
   16,118.60x = 22,243.55 × 8,948.48
4. Step 4: Simplify right side
   16,118.60x = 199,045,806.34
5. Step 5: Solve for x
   x = 199,045,806.34/16,118.60
6. Step 6: Final answer
   x = 12,348.83