Finding the Fourth Proportional to 3,983.76, 5,496.72 and 2,412.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,983.76 : 5,496.72 = 2,412.24 : x
2. Step 2: Convert to fraction form
   3,983.76/5,496.72 = 2,412.24/x
3. Step 3: Cross multiply
   3,983.76x = 5,496.72 × 2,412.24
4. Step 4: Simplify right side
   3,983.76x = 13,259,407.85
5. Step 5: Solve for x
   x = 13,259,407.85/3,983.76
6. Step 6: Final answer
   x = 3,328.37