Finding the Fourth Proportional to 1,784.56, 2,676.72 and 758.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.56 : 2,676.72 = 758.56 : x
2. Step 2: Convert to fraction form
   1,784.56/2,676.72 = 758.56/x
3. Step 3: Cross multiply
   1,784.56x = 2,676.72 × 758.56
4. Step 4: Simplify right side
   1,784.56x = 2,030,452.72
5. Step 5: Solve for x
   x = 2,030,452.72/1,784.56
6. Step 6: Final answer
   x = 1,137.79