Finding the Fourth Proportional to 1,255.50, 1,733.28 and 758.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,255.50 : 1,733.28 = 758.25 : x
2. Step 2: Convert to fraction form
   1,255.50/1,733.28 = 758.25/x
3. Step 3: Cross multiply
   1,255.50x = 1,733.28 × 758.25
4. Step 4: Simplify right side
   1,255.50x = 1,314,259.56
5. Step 5: Solve for x
   x = 1,314,259.56/1,255.50
6. Step 6: Final answer
   x = 1,046.80