Finding the Fourth Proportional to 2,150.87, 3,225.76 and 834.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.87 : 3,225.76 = 834.17 : x
2. Step 2: Convert to fraction form
   2,150.87/3,225.76 = 834.17/x
3. Step 3: Cross multiply
   2,150.87x = 3,225.76 × 834.17
4. Step 4: Simplify right side
   2,150.87x = 2,690,832.22
5. Step 5: Solve for x
   x = 2,690,832.22/2,150.87
6. Step 6: Final answer
   x = 1,251.04