Finding the Fourth Proportional to 2,133.56, 3,198.51 and 1,401.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,133.56 : 3,198.51 = 1,401.53 : x
2. Step 2: Convert to fraction form
   2,133.56/3,198.51 = 1,401.53/x
3. Step 3: Cross multiply
   2,133.56x = 3,198.51 × 1,401.53
4. Step 4: Simplify right side
   2,133.56x = 4,482,791.73
5. Step 5: Solve for x
   x = 4,482,791.73/2,133.56
6. Step 6: Final answer
   x = 2,101.09