Finding the Fourth Proportional to 23,915.34, 33,002.37 and 13,305.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,915.34 : 33,002.37 = 13,305.42 : x
2. Step 2: Convert to fraction form
   23,915.34/33,002.37 = 13,305.42/x
3. Step 3: Cross multiply
   23,915.34x = 33,002.37 × 13,305.42
4. Step 4: Simplify right side
   23,915.34x = 439,110,393.85
5. Step 5: Solve for x
   x = 439,110,393.85/23,915.34
6. Step 6: Final answer
   x = 18,361.03