Finding the Fourth Proportional to 2,314.38, 3,470.72 and 833.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,314.38 : 3,470.72 = 833.21 : x
2. Step 2: Convert to fraction form
   2,314.38/3,470.72 = 833.21/x
3. Step 3: Cross multiply
   2,314.38x = 3,470.72 × 833.21
4. Step 4: Simplify right side
   2,314.38x = 2,891,817.09
5. Step 5: Solve for x
   x = 2,891,817.09/2,314.38
6. Step 6: Final answer
   x = 1,249.50