Finding the Fourth Proportional to 1,996.67, 2,755.52 and 1,112.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.67 : 2,755.52 = 1,112.49 : x
2. Step 2: Convert to fraction form
   1,996.67/2,755.52 = 1,112.49/x
3. Step 3: Cross multiply
   1,996.67x = 2,755.52 × 1,112.49
4. Step 4: Simplify right side
   1,996.67x = 3,065,488.44
5. Step 5: Solve for x
   x = 3,065,488.44/1,996.67
6. Step 6: Final answer
   x = 1,535.30