Finding the Fourth Proportional to 16,155.63, 22,287.29 and 9,441.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,155.63 : 22,287.29 = 9,441.54 : x
2. Step 2: Convert to fraction form
   16,155.63/22,287.29 = 9,441.54/x
3. Step 3: Cross multiply
   16,155.63x = 22,287.29 × 9,441.54
4. Step 4: Simplify right side
   16,155.63x = 210,426,292.82
5. Step 5: Solve for x
   x = 210,426,292.82/16,155.63
6. Step 6: Final answer
   x = 13,024.95