Finding the Fourth Proportional to 2,500.16, 3,449.92 and 1,396.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.16 : 3,449.92 = 1,396.16 : x
2. Step 2: Convert to fraction form
   2,500.16/3,449.92 = 1,396.16/x
3. Step 3: Cross multiply
   2,500.16x = 3,449.92 × 1,396.16
4. Step 4: Simplify right side
   2,500.16x = 4,816,640.31
5. Step 5: Solve for x
   x = 4,816,640.31/2,500.16
6. Step 6: Final answer
   x = 1,926.53