Finding the Fourth Proportional to 3,242.80, 4,863.69 and 1,162.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,242.80 : 4,863.69 = 1,162.76 : x
2. Step 2: Convert to fraction form
   3,242.80/4,863.69 = 1,162.76/x
3. Step 3: Cross multiply
   3,242.80x = 4,863.69 × 1,162.76
4. Step 4: Simplify right side
   3,242.80x = 5,655,279.87
5. Step 5: Solve for x
   x = 5,655,279.87/3,242.80
6. Step 6: Final answer
   x = 1,743.95