Finding the Fourth Proportional to 19,788.37, 27,308.25 and 10,836.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,788.37 : 27,308.25 = 10,836.72 : x
2. Step 2: Convert to fraction form
   19,788.37/27,308.25 = 10,836.72/x
3. Step 3: Cross multiply
   19,788.37x = 27,308.25 × 10,836.72
4. Step 4: Simplify right side
   19,788.37x = 295,931,858.94
5. Step 5: Solve for x
   x = 295,931,858.94/19,788.37
6. Step 6: Final answer
   x = 14,954.84