Finding the Fourth Proportional to 16,518.72, 22,796.16 and 9,445.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,518.72 : 22,796.16 = 9,445.58 : x
2. Step 2: Convert to fraction form
   16,518.72/22,796.16 = 9,445.58/x
3. Step 3: Cross multiply
   16,518.72x = 22,796.16 × 9,445.58
4. Step 4: Simplify right side
   16,518.72x = 215,322,952.97
5. Step 5: Solve for x
   x = 215,322,952.97/16,518.72
6. Step 6: Final answer
   x = 13,035.09