Finding the Fourth Proportional to 3,469.89, 5,204.79 and 837.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,469.89 : 5,204.79 = 837.37 : x
2. Step 2: Convert to fraction form
   3,469.89/5,204.79 = 837.37/x
3. Step 3: Cross multiply
   3,469.89x = 5,204.79 × 837.37
4. Step 4: Simplify right side
   3,469.89x = 4,358,356.15
5. Step 5: Solve for x
   x = 4,358,356.15/3,469.89
6. Step 6: Final answer
   x = 1,256.05