Finding the Fourth Proportional to 33,045.57, 49,567.55 and 8,085.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,045.57 : 49,567.55 = 8,085.42 : x
2. Step 2: Convert to fraction form
   33,045.57/49,567.55 = 8,085.42/x
3. Step 3: Cross multiply
   33,045.57x = 49,567.55 × 8,085.42
4. Step 4: Simplify right side
   33,045.57x = 400,774,419.69
5. Step 5: Solve for x
   x = 400,774,419.69/33,045.57
6. Step 6: Final answer
   x = 12,127.93