Finding the Fourth Proportional to 2,834.32, 4,249.94 and 985.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,834.32 : 4,249.94 = 985.30 : x
2. Step 2: Convert to fraction form
   2,834.32/4,249.94 = 985.30/x
3. Step 3: Cross multiply
   2,834.32x = 4,249.94 × 985.30
4. Step 4: Simplify right side
   2,834.32x = 4,187,465.88
5. Step 5: Solve for x
   x = 4,187,465.88/2,834.32
6. Step 6: Final answer
   x = 1,477.41