Finding the Fourth Proportional to 33,405.72, 50,118.18 and 15,851.40

Step by Step Solution

1. Step 1: Write the proportion equation
   33,405.72 : 50,118.18 = 15,851.40 : x
2. Step 2: Convert to fraction form
   33,405.72/50,118.18 = 15,851.40/x
3. Step 3: Cross multiply
   33,405.72x = 50,118.18 × 15,851.40
4. Step 4: Simplify right side
   33,405.72x = 794,443,318.45
5. Step 5: Solve for x
   x = 794,443,318.45/33,405.72
6. Step 6: Final answer
   x = 23,781.66