Finding the Fourth Proportional to 16,498.79, 22,768.49 and 8,945.13

Step by Step Solution

1. Step 1: Write the proportion equation
   16,498.79 : 22,768.49 = 8,945.13 : x
2. Step 2: Convert to fraction form
   16,498.79/22,768.49 = 8,945.13/x
3. Step 3: Cross multiply
   16,498.79x = 22,768.49 × 8,945.13
4. Step 4: Simplify right side
   16,498.79x = 203,667,125.32
5. Step 5: Solve for x
   x = 203,667,125.32/16,498.79
6. Step 6: Final answer
   x = 12,344.37