Finding the Fourth Proportional to 2,785.98, 4,179.38 and 837.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,785.98 : 4,179.38 = 837.93 : x
2. Step 2: Convert to fraction form
   2,785.98/4,179.38 = 837.93/x
3. Step 3: Cross multiply
   2,785.98x = 4,179.38 × 837.93
4. Step 4: Simplify right side
   2,785.98x = 3,502,023.69
5. Step 5: Solve for x
   x = 3,502,023.69/2,785.98
6. Step 6: Final answer
   x = 1,257.02