Finding the Fourth Proportional to 2,353.78, 3,248.10 and 1,305.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.78 : 3,248.10 = 1,305.82 : x
2. Step 2: Convert to fraction form
   2,353.78/3,248.10 = 1,305.82/x
3. Step 3: Cross multiply
   2,353.78x = 3,248.10 × 1,305.82
4. Step 4: Simplify right side
   2,353.78x = 4,241,433.94
5. Step 5: Solve for x
   x = 4,241,433.94/2,353.78
6. Step 6: Final answer
   x = 1,801.97