Finding the Fourth Proportional to 33,172.12, 45,777.42 and 18,268.12

Step by Step Solution

1. Step 1: Write the proportion equation
   33,172.12 : 45,777.42 = 18,268.12 : x
2. Step 2: Convert to fraction form
   33,172.12/45,777.42 = 18,268.12/x
3. Step 3: Cross multiply
   33,172.12x = 45,777.42 × 18,268.12
4. Step 4: Simplify right side
   33,172.12x = 836,267,401.85
5. Step 5: Solve for x
   x = 836,267,401.85/33,172.12
6. Step 6: Final answer
   x = 25,209.95