Finding the Fourth Proportional to 1,499.10, 2,066.82 and 1,105.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.10 : 2,066.82 = 1,105.44 : x
2. Step 2: Convert to fraction form
   1,499.10/2,066.82 = 1,105.44/x
3. Step 3: Cross multiply
   1,499.10x = 2,066.82 × 1,105.44
4. Step 4: Simplify right side
   1,499.10x = 2,284,745.50
5. Step 5: Solve for x
   x = 2,284,745.50/1,499.10
6. Step 6: Final answer
   x = 1,524.08