Finding the Fourth Proportional to 2,664.59, 3,994.52 and 1,103.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.59 : 3,994.52 = 1,103.63 : x
2. Step 2: Convert to fraction form
   2,664.59/3,994.52 = 1,103.63/x
3. Step 3: Cross multiply
   2,664.59x = 3,994.52 × 1,103.63
4. Step 4: Simplify right side
   2,664.59x = 4,408,446.62
5. Step 5: Solve for x
   x = 4,408,446.62/2,664.59
6. Step 6: Final answer
   x = 1,654.46