Finding the Fourth Proportional to 1,264.55, 1,745.33 and 792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,264.55 : 1,745.33 = 792.50 : x
2. Step 2: Convert to fraction form
   1,264.55/1,745.33 = 792.50/x
3. Step 3: Cross multiply
   1,264.55x = 1,745.33 × 792.50
4. Step 4: Simplify right side
   1,264.55x = 1,383,161.34
5. Step 5: Solve for x
   x = 1,383,161.34/1,264.55
6. Step 6: Final answer
   x = 1,093.80