Finding the Fourth Proportional to 1,997.16, 2,756.18 and 1,112.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,997.16 : 2,756.18 = 1,112.94 : x
2. Step 2: Convert to fraction form
   1,997.16/2,756.18 = 1,112.94/x
3. Step 3: Cross multiply
   1,997.16x = 2,756.18 × 1,112.94
4. Step 4: Simplify right side
   1,997.16x = 3,067,459.49
5. Step 5: Solve for x
   x = 3,067,459.49/1,997.16
6. Step 6: Final answer
   x = 1,535.91