Finding the Fourth Proportional to 3,196.78, 4,795.58 and 1,248.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.78 : 4,795.58 = 1,248.73 : x
2. Step 2: Convert to fraction form
   3,196.78/4,795.58 = 1,248.73/x
3. Step 3: Cross multiply
   3,196.78x = 4,795.58 × 1,248.73
4. Step 4: Simplify right side
   3,196.78x = 5,988,375.75
5. Step 5: Solve for x
   x = 5,988,375.75/3,196.78
6. Step 6: Final answer
   x = 1,873.25