Finding the Fourth Proportional to 1,996.96, 2,755.77 and 1,112.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.96 : 2,755.77 = 1,112.86 : x
2. Step 2: Convert to fraction form
   1,996.96/2,755.77 = 1,112.86/x
3. Step 3: Cross multiply
   1,996.96x = 2,755.77 × 1,112.86
4. Step 4: Simplify right side
   1,996.96x = 3,066,786.20
5. Step 5: Solve for x
   x = 3,066,786.20/1,996.96
6. Step 6: Final answer
   x = 1,535.73