Finding the Fourth Proportional to 1,997.98, 2,757.26 and 1,101.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,997.98 : 2,757.26 = 1,101.76 : x
2. Step 2: Convert to fraction form
   1,997.98/2,757.26 = 1,101.76/x
3. Step 3: Cross multiply
   1,997.98x = 2,757.26 × 1,101.76
4. Step 4: Simplify right side
   1,997.98x = 3,037,838.78
5. Step 5: Solve for x
   x = 3,037,838.78/1,997.98
6. Step 6: Final answer
   x = 1,520.46