Finding the Fourth Proportional to 1,855.89, 2,561.35 and 1,110.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,855.89 : 2,561.35 = 1,110.25 : x
2. Step 2: Convert to fraction form
   1,855.89/2,561.35 = 1,110.25/x
3. Step 3: Cross multiply
   1,855.89x = 2,561.35 × 1,110.25
4. Step 4: Simplify right side
   1,855.89x = 2,843,729.66
5. Step 5: Solve for x
   x = 2,843,729.66/1,855.89
6. Step 6: Final answer
   x = 1,532.27