Finding the Fourth Proportional to 16,648.37, 22,945.04 and 12,605.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,648.37 : 22,945.04 = 12,605.52 : x
2. Step 2: Convert to fraction form
   16,648.37/22,945.04 = 12,605.52/x
3. Step 3: Cross multiply
   16,648.37x = 22,945.04 × 12,605.52
4. Step 4: Simplify right side
   16,648.37x = 289,234,172.75
5. Step 5: Solve for x
   x = 289,234,172.75/16,648.37
6. Step 6: Final answer
   x = 17,373.12