Finding the Fourth Proportional to 1,358.34, 1,874.07 and 834.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358.34 : 1,874.07 = 834.06 : x
2. Step 2: Convert to fraction form
   1,358.34/1,874.07 = 834.06/x
3. Step 3: Cross multiply
   1,358.34x = 1,874.07 × 834.06
4. Step 4: Simplify right side
   1,358.34x = 1,563,086.82
5. Step 5: Solve for x
   x = 1,563,086.82/1,358.34
6. Step 6: Final answer
   x = 1,150.73