Finding the Fourth Proportional to 3,196.32, 4,410.81 and 1,779.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.32 : 4,410.81 = 1,779.96 : x
2. Step 2: Convert to fraction form
   3,196.32/4,410.81 = 1,779.96/x
3. Step 3: Cross multiply
   3,196.32x = 4,410.81 × 1,779.96
4. Step 4: Simplify right side
   3,196.32x = 7,851,065.37
5. Step 5: Solve for x
   x = 7,851,065.37/3,196.32
6. Step 6: Final answer
   x = 2,456.28