Finding the Fourth Proportional to 18,796.96, 25,967.89 and 12,351.84

Step by Step Solution

1. Step 1: Write the proportion equation
   18,796.96 : 25,967.89 = 12,351.84 : x
2. Step 2: Convert to fraction form
   18,796.96/25,967.89 = 12,351.84/x
3. Step 3: Cross multiply
   18,796.96x = 25,967.89 × 12,351.84
4. Step 4: Simplify right side
   18,796.96x = 320,751,286.55
5. Step 5: Solve for x
   x = 320,751,286.55/18,796.96
6. Step 6: Final answer
   x = 17,064.00