Finding the Fourth Proportional to 2,353.86, 3,248.37 and 1,305.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.86 : 3,248.37 = 1,305.81 : x
2. Step 2: Convert to fraction form
   2,353.86/3,248.37 = 1,305.81/x
3. Step 3: Cross multiply
   2,353.86x = 3,248.37 × 1,305.81
4. Step 4: Simplify right side
   2,353.86x = 4,241,754.03
5. Step 5: Solve for x
   x = 4,241,754.03/2,353.86
6. Step 6: Final answer
   x = 1,802.04