Finding the Fourth Proportional to 3,994.06, 5,514.42 and 2,504.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994.06 : 5,514.42 = 2,504.20 : x
2. Step 2: Convert to fraction form
   3,994.06/5,514.42 = 2,504.20/x
3. Step 3: Cross multiply
   3,994.06x = 5,514.42 × 2,504.20
4. Step 4: Simplify right side
   3,994.06x = 13,809,210.56
5. Step 5: Solve for x
   x = 13,809,210.56/3,994.06
6. Step 6: Final answer
   x = 3,457.44