Finding the Fourth Proportional to 4,799.29, 7,196.31 and 1,678.48

Step by Step Solution

1. Step 1: Write the proportion equation
   4,799.29 : 7,196.31 = 1,678.48 : x
2. Step 2: Convert to fraction form
   4,799.29/7,196.31 = 1,678.48/x
3. Step 3: Cross multiply
   4,799.29x = 7,196.31 × 1,678.48
4. Step 4: Simplify right side
   4,799.29x = 12,078,862.41
5. Step 5: Solve for x
   x = 12,078,862.41/4,799.29
6. Step 6: Final answer
   x = 2,516.80