Finding the Fourth Proportional to 1,996.42, 2,755.15 and 1,112.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.42 : 2,755.15 = 1,112.23 : x
2. Step 2: Convert to fraction form
   1,996.42/2,755.15 = 1,112.23/x
3. Step 3: Cross multiply
   1,996.42x = 2,755.15 × 1,112.23
4. Step 4: Simplify right side
   1,996.42x = 3,064,350.15
5. Step 5: Solve for x
   x = 3,064,350.15/1,996.42
6. Step 6: Final answer
   x = 1,534.92