Finding the Fourth Proportional to 2,133.91, 3,196.72 and 1,401.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,133.91 : 3,196.72 = 1,401.27 : x
2. Step 2: Convert to fraction form
   2,133.91/3,196.72 = 1,401.27/x
3. Step 3: Cross multiply
   2,133.91x = 3,196.72 × 1,401.27
4. Step 4: Simplify right side
   2,133.91x = 4,479,467.83
5. Step 5: Solve for x
   x = 4,479,467.83/2,133.91
6. Step 6: Final answer
   x = 2,099.18