Finding the Fourth Proportional to 23,989.82, 33,109.96 and 13,926.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,989.82 : 33,109.96 = 13,926.62 : x
2. Step 2: Convert to fraction form
   23,989.82/33,109.96 = 13,926.62/x
3. Step 3: Cross multiply
   23,989.82x = 33,109.96 × 13,926.62
4. Step 4: Simplify right side
   23,989.82x = 461,109,831.14
5. Step 5: Solve for x
   x = 461,109,831.14/23,989.82
6. Step 6: Final answer
   x = 19,221.06