Finding the Fourth Proportional to 1,146.22, 1,717.89 and 755.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146.22 : 1,717.89 = 755.98 : x
2. Step 2: Convert to fraction form
   1,146.22/1,717.89 = 755.98/x
3. Step 3: Cross multiply
   1,146.22x = 1,717.89 × 755.98
4. Step 4: Simplify right side
   1,146.22x = 1,298,690.48
5. Step 5: Solve for x
   x = 1,298,690.48/1,146.22
6. Step 6: Final answer
   x = 1,133.02