Finding the Fourth Proportional to 2,033.68, 2,808.18 and 1,372.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,033.68 : 2,808.18 = 1,372.72 : x
2. Step 2: Convert to fraction form
   2,033.68/2,808.18 = 1,372.72/x
3. Step 3: Cross multiply
   2,033.68x = 2,808.18 × 1,372.72
4. Step 4: Simplify right side
   2,033.68x = 3,854,844.85
5. Step 5: Solve for x
   x = 3,854,844.85/2,033.68
6. Step 6: Final answer
   x = 1,895.50