Finding the Fourth Proportional to 3,994.30, 5,515.59 and 2,504.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994.30 : 5,515.59 = 2,504.77 : x
2. Step 2: Convert to fraction form
   3,994.30/5,515.59 = 2,504.77/x
3. Step 3: Cross multiply
   3,994.30x = 5,515.59 × 2,504.77
4. Step 4: Simplify right side
   3,994.30x = 13,815,284.36
5. Step 5: Solve for x
   x = 13,815,284.36/3,994.30
6. Step 6: Final answer
   x = 3,458.75