Finding the Fourth Proportional to 57,356.85, 79,138.61 and 33,469.89

Step by Step Solution

1. Step 1: Write the proportion equation
   57,356.85 : 79,138.61 = 33,469.89 : x
2. Step 2: Convert to fraction form
   57,356.85/79,138.61 = 33,469.89/x
3. Step 3: Cross multiply
   57,356.85x = 79,138.61 × 33,469.89
4. Step 4: Simplify right side
   57,356.85x = 2,648,760,404.10
5. Step 5: Solve for x
   x = 2,648,760,404.10/57,356.85
6. Step 6: Final answer
   x = 46,180.37