Finding the Fourth Proportional to 1,996.93, 2,755.80 and 1,112.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.93 : 2,755.80 = 1,112.71 : x
2. Step 2: Convert to fraction form
   1,996.93/2,755.80 = 1,112.71/x
3. Step 3: Cross multiply
   1,996.93x = 2,755.80 × 1,112.71
4. Step 4: Simplify right side
   1,996.93x = 3,066,406.22
5. Step 5: Solve for x
   x = 3,066,406.22/1,996.93
6. Step 6: Final answer
   x = 1,535.56