Finding the Fourth Proportional to 2,221.83, 3,329.87 and 1,182.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221.83 : 3,329.87 = 1,182.29 : x
2. Step 2: Convert to fraction form
   2,221.83/3,329.87 = 1,182.29/x
3. Step 3: Cross multiply
   2,221.83x = 3,329.87 × 1,182.29
4. Step 4: Simplify right side
   2,221.83x = 3,936,849.44
5. Step 5: Solve for x
   x = 3,936,849.44/2,221.83
6. Step 6: Final answer
   x = 1,771.89