Finding the Fourth Proportional to 16,048.55, 22,147.60 and 8,974.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,048.55 : 22,147.60 = 8,974.96 : x
2. Step 2: Convert to fraction form
   16,048.55/22,147.60 = 8,974.96/x
3. Step 3: Cross multiply
   16,048.55x = 22,147.60 × 8,974.96
4. Step 4: Simplify right side
   16,048.55x = 198,773,824.10
5. Step 5: Solve for x
   x = 198,773,824.10/16,048.55
6. Step 6: Final answer
   x = 12,385.78