Finding the Fourth Proportional to 3,099.09, 4,271.82 and 2,434.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,099.09 : 4,271.82 = 2,434.80 : x
2. Step 2: Convert to fraction form
   3,099.09/4,271.82 = 2,434.80/x
3. Step 3: Cross multiply
   3,099.09x = 4,271.82 × 2,434.80
4. Step 4: Simplify right side
   3,099.09x = 10,401,027.34
5. Step 5: Solve for x
   x = 10,401,027.34/3,099.09
6. Step 6: Final answer
   x = 3,356.16