Finding the Fourth Proportional to 23,971.63, 33,081.98 and 13,361.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,971.63 : 33,081.98 = 13,361.34 : x
2. Step 2: Convert to fraction form
   23,971.63/33,081.98 = 13,361.34/x
3. Step 3: Cross multiply
   23,971.63x = 33,081.98 × 13,361.34
4. Step 4: Simplify right side
   23,971.63x = 442,019,515.85
5. Step 5: Solve for x
   x = 442,019,515.85/23,971.63
6. Step 6: Final answer
   x = 18,439.28