Finding the Fourth Proportional to 3,196.43, 4,409.38 and 2,199.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.43 : 4,409.38 = 2,199.98 : x
2. Step 2: Convert to fraction form
   3,196.43/4,409.38 = 2,199.98/x
3. Step 3: Cross multiply
   3,196.43x = 4,409.38 × 2,199.98
4. Step 4: Simplify right side
   3,196.43x = 9,700,514.77
5. Step 5: Solve for x
   x = 9,700,514.77/3,196.43
6. Step 6: Final answer
   x = 3,034.80