Finding the Fourth Proportional to 3,199.34, 4,410.78 and 2,451.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,199.34 : 4,410.78 = 2,451.98 : x
2. Step 2: Convert to fraction form
   3,199.34/4,410.78 = 2,451.98/x
3. Step 3: Cross multiply
   3,199.34x = 4,410.78 × 2,451.98
4. Step 4: Simplify right side
   3,199.34x = 10,815,144.34
5. Step 5: Solve for x
   x = 10,815,144.34/3,199.34
6. Step 6: Final answer
   x = 3,380.43