Finding the Fourth Proportional to 1,996.64, 2,755.23 and 1,112.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.64 : 2,755.23 = 1,112.27 : x
2. Step 2: Convert to fraction form
   1,996.64/2,755.23 = 1,112.27/x
3. Step 3: Cross multiply
   1,996.64x = 2,755.23 × 1,112.27
4. Step 4: Simplify right side
   1,996.64x = 3,064,545.90
5. Step 5: Solve for x
   x = 3,064,545.90/1,996.64
6. Step 6: Final answer
   x = 1,534.86