Finding the Fourth Proportional to 2,435.53, 3,653.91 and 1,396.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,435.53 : 3,653.91 = 1,396.71 : x
2. Step 2: Convert to fraction form
   2,435.53/3,653.91 = 1,396.71/x
3. Step 3: Cross multiply
   2,435.53x = 3,653.91 × 1,396.71
4. Step 4: Simplify right side
   2,435.53x = 5,103,431.41
5. Step 5: Solve for x
   x = 5,103,431.41/2,435.53
6. Step 6: Final answer
   x = 2,095.41