Finding the Fourth Proportional to 16,518.16, 22,796.64 and 9,443.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,518.16 : 22,796.64 = 9,443.24 : x
2. Step 2: Convert to fraction form
   16,518.16/22,796.64 = 9,443.24/x
3. Step 3: Cross multiply
   16,518.16x = 22,796.64 × 9,443.24
4. Step 4: Simplify right side
   16,518.16x = 215,274,142.71
5. Step 5: Solve for x
   x = 215,274,142.71/16,518.16
6. Step 6: Final answer
   x = 13,032.57