Finding the Fourth Proportional to 16,296.64, 22,499.56 and 11,200.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,296.64 : 22,499.56 = 11,200.94 : x
2. Step 2: Convert to fraction form
   16,296.64/22,499.56 = 11,200.94/x
3. Step 3: Cross multiply
   16,296.64x = 22,499.56 × 11,200.94
4. Step 4: Simplify right side
   16,296.64x = 252,016,221.59
5. Step 5: Solve for x
   x = 252,016,221.59/16,296.64
6. Step 6: Final answer
   x = 15,464.31