Finding the Fourth Proportional to 2,633.73, 3,951.75 and 1,248.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.73 : 3,951.75 = 1,248.05 : x
2. Step 2: Convert to fraction form
   2,633.73/3,951.75 = 1,248.05/x
3. Step 3: Cross multiply
   2,633.73x = 3,951.75 × 1,248.05
4. Step 4: Simplify right side
   2,633.73x = 4,931,961.83
5. Step 5: Solve for x
   x = 4,931,961.83/2,633.73
6. Step 6: Final answer
   x = 1,872.61