Finding the Fourth Proportional to 1,359.05, 1,874.95 and 834.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.05 : 1,874.95 = 834.17 : x
2. Step 2: Convert to fraction form
   1,359.05/1,874.95 = 834.17/x
3. Step 3: Cross multiply
   1,359.05x = 1,874.95 × 834.17
4. Step 4: Simplify right side
   1,359.05x = 1,564,015.58
5. Step 5: Solve for x
   x = 1,564,015.58/1,359.05
6. Step 6: Final answer
   x = 1,150.82