Finding the Fourth Proportional to 1,255.34, 1,732.42 and 834.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,255.34 : 1,732.42 = 834.96 : x
2. Step 2: Convert to fraction form
   1,255.34/1,732.42 = 834.96/x
3. Step 3: Cross multiply
   1,255.34x = 1,732.42 × 834.96
4. Step 4: Simplify right side
   1,255.34x = 1,446,501.40
5. Step 5: Solve for x
   x = 1,446,501.40/1,255.34
6. Step 6: Final answer
   x = 1,152.28