Finding the Fourth Proportional to 2,315.95, 3,196.41 and 1,372.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315.95 : 3,196.41 = 1,372.27 : x
2. Step 2: Convert to fraction form
   2,315.95/3,196.41 = 1,372.27/x
3. Step 3: Cross multiply
   2,315.95x = 3,196.41 × 1,372.27
4. Step 4: Simplify right side
   2,315.95x = 4,386,337.55
5. Step 5: Solve for x
   x = 4,386,337.55/2,315.95
6. Step 6: Final answer
   x = 1,893.97