Finding the Fourth Proportional to 951.34, 1,425.39 and 768.82

Step by Step Solution

1. Step 1: Write the proportion equation
   951.34 : 1,425.39 = 768.82 : x
2. Step 2: Convert to fraction form
   951.34/1,425.39 = 768.82/x
3. Step 3: Cross multiply
   951.34x = 1,425.39 × 768.82
4. Step 4: Simplify right side
   951.34x = 1,095,868.34
5. Step 5: Solve for x
   x = 1,095,868.34/951.34
6. Step 6: Final answer
   x = 1,151.92