Finding the Fourth Proportional to 4,919.59, 7,381.55 and 1,633.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,919.59 : 7,381.55 = 1,633.15 : x
2. Step 2: Convert to fraction form
   4,919.59/7,381.55 = 1,633.15/x
3. Step 3: Cross multiply
   4,919.59x = 7,381.55 × 1,633.15
4. Step 4: Simplify right side
   4,919.59x = 12,055,178.38
5. Step 5: Solve for x
   x = 12,055,178.38/4,919.59
6. Step 6: Final answer
   x = 2,450.44