Finding the Fourth Proportional to 3,196.05, 4,794.45 and 1,116.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.05 : 4,794.45 = 1,116.78 : x
2. Step 2: Convert to fraction form
   3,196.05/4,794.45 = 1,116.78/x
3. Step 3: Cross multiply
   3,196.05x = 4,794.45 × 1,116.78
4. Step 4: Simplify right side
   3,196.05x = 5,354,345.87
5. Step 5: Solve for x
   x = 5,354,345.87/3,196.05
6. Step 6: Final answer
   x = 1,675.30