Finding the Fourth Proportional to 13,196.64, 19,796.26 and 3,836.73

Step by Step Solution

1. Step 1: Write the proportion equation
   13,196.64 : 19,796.26 = 3,836.73 : x
2. Step 2: Convert to fraction form
   13,196.64/19,796.26 = 3,836.73/x
3. Step 3: Cross multiply
   13,196.64x = 19,796.26 × 3,836.73
4. Step 4: Simplify right side
   13,196.64x = 75,952,904.63
5. Step 5: Solve for x
   x = 75,952,904.63/13,196.64
6. Step 6: Final answer
   x = 5,755.47