Finding the Fourth Proportional to 2,045.78, 2,823.15 and 1,114.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.78 : 2,823.15 = 1,114.28 : x
2. Step 2: Convert to fraction form
   2,045.78/2,823.15 = 1,114.28/x
3. Step 3: Cross multiply
   2,045.78x = 2,823.15 × 1,114.28
4. Step 4: Simplify right side
   2,045.78x = 3,145,779.58
5. Step 5: Solve for x
   x = 3,145,779.58/2,045.78
6. Step 6: Final answer
   x = 1,537.69