Finding the Fourth Proportional to 53,196.64, 79,797.69 and 13,754.09

Step by Step Solution

1. Step 1: Write the proportion equation
   53,196.64 : 79,797.69 = 13,754.09 : x
2. Step 2: Convert to fraction form
   53,196.64/79,797.69 = 13,754.09/x
3. Step 3: Cross multiply
   53,196.64x = 79,797.69 × 13,754.09
4. Step 4: Simplify right side
   53,196.64x = 1,097,544,610.05
5. Step 5: Solve for x
   x = 1,097,544,610.05/53,196.64
6. Step 6: Final answer
   x = 20,631.84