Finding the Fourth Proportional to 2,564.43, 3,843.45 and 1,101.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564.43 : 3,843.45 = 1,101.89 : x
2. Step 2: Convert to fraction form
   2,564.43/3,843.45 = 1,101.89/x
3. Step 3: Cross multiply
   2,564.43x = 3,843.45 × 1,101.89
4. Step 4: Simplify right side
   2,564.43x = 4,235,039.90
5. Step 5: Solve for x
   x = 4,235,039.90/2,564.43
6. Step 6: Final answer
   x = 1,651.45