Finding the Fourth Proportional to 2,249.77, 3,104.71 and 1,305.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,249.77 : 3,104.71 = 1,305.78 : x
2. Step 2: Convert to fraction form
   2,249.77/3,104.71 = 1,305.78/x
3. Step 3: Cross multiply
   2,249.77x = 3,104.71 × 1,305.78
4. Step 4: Simplify right side
   2,249.77x = 4,054,068.22
5. Step 5: Solve for x
   x = 4,054,068.22/2,249.77
6. Step 6: Final answer
   x = 1,801.99