Finding the Fourth Proportional to 1,414.40, 1,951.25 and 824.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414.40 : 1,951.25 = 824.58 : x
2. Step 2: Convert to fraction form
   1,414.40/1,951.25 = 824.58/x
3. Step 3: Cross multiply
   1,414.40x = 1,951.25 × 824.58
4. Step 4: Simplify right side
   1,414.40x = 1,608,957.60
5. Step 5: Solve for x
   x = 1,608,957.60/1,414.40
6. Step 6: Final answer
   x = 1,137.56