Finding the Fourth Proportional to 1,850.77, 2,554.41 and 1,105.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,850.77 : 2,554.41 = 1,105.12 : x
2. Step 2: Convert to fraction form
   1,850.77/2,554.41 = 1,105.12/x
3. Step 3: Cross multiply
   1,850.77x = 2,554.41 × 1,105.12
4. Step 4: Simplify right side
   1,850.77x = 2,822,929.58
5. Step 5: Solve for x
   x = 2,822,929.58/1,850.77
6. Step 6: Final answer
   x = 1,525.27