Finding the Fourth Proportional to 2,136.83, 3,203.69 and 1,441.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136.83 : 3,203.69 = 1,441.76 : x
2. Step 2: Convert to fraction form
   2,136.83/3,203.69 = 1,441.76/x
3. Step 3: Cross multiply
   2,136.83x = 3,203.69 × 1,441.76
4. Step 4: Simplify right side
   2,136.83x = 4,618,928.87
5. Step 5: Solve for x
   x = 4,618,928.87/2,136.83
6. Step 6: Final answer
   x = 2,161.58