Finding the Fourth Proportional to 3,196.41, 4,411.11 and 1,780.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.41 : 4,411.11 = 1,780.02 : x
2. Step 2: Convert to fraction form
   3,196.41/4,411.11 = 1,780.02/x
3. Step 3: Cross multiply
   3,196.41x = 4,411.11 × 1,780.02
4. Step 4: Simplify right side
   3,196.41x = 7,851,864.02
5. Step 5: Solve for x
   x = 7,851,864.02/3,196.41
6. Step 6: Final answer
   x = 2,456.46