Finding the Fourth Proportional to 1,996.10, 2,754.61 and 1,111.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.10 : 2,754.61 = 1,111.89 : x
2. Step 2: Convert to fraction form
   1,996.10/2,754.61 = 1,111.89/x
3. Step 3: Cross multiply
   1,996.10x = 2,754.61 × 1,111.89
4. Step 4: Simplify right side
   1,996.10x = 3,062,820.53
5. Step 5: Solve for x
   x = 3,062,820.53/1,996.10
6. Step 6: Final answer
   x = 1,534.41