Finding the Fourth Proportional to 4,917.72, 7,377.83 and 1,631.73

Step by Step Solution

1. Step 1: Write the proportion equation
   4,917.72 : 7,377.83 = 1,631.73 : x
2. Step 2: Convert to fraction form
   4,917.72/7,377.83 = 1,631.73/x
3. Step 3: Cross multiply
   4,917.72x = 7,377.83 × 1,631.73
4. Step 4: Simplify right side
   4,917.72x = 12,038,626.55
5. Step 5: Solve for x
   x = 12,038,626.55/4,917.72
6. Step 6: Final answer
   x = 2,448.01