Finding the Fourth Proportional to 3,912.40, 5,399.82 and 2,496.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,912.40 : 5,399.82 = 2,496.52 : x
2. Step 2: Convert to fraction form
   3,912.40/5,399.82 = 2,496.52/x
3. Step 3: Cross multiply
   3,912.40x = 5,399.82 × 2,496.52
4. Step 4: Simplify right side
   3,912.40x = 13,480,758.63
5. Step 5: Solve for x
   x = 13,480,758.63/3,912.40
6. Step 6: Final answer
   x = 3,445.65