Finding the Fourth Proportional to 2,318.96, 3,200.25 and 1,271.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,318.96 : 3,200.25 = 1,271.03 : x
2. Step 2: Convert to fraction form
   2,318.96/3,200.25 = 1,271.03/x
3. Step 3: Cross multiply
   2,318.96x = 3,200.25 × 1,271.03
4. Step 4: Simplify right side
   2,318.96x = 4,067,613.76
5. Step 5: Solve for x
   x = 4,067,613.76/2,318.96
6. Step 6: Final answer
   x = 1,754.07