Finding the Fourth Proportional to 1,168.67, 1,754.27 and 1,164.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.67 : 1,754.27 = 1,164.31 : x
2. Step 2: Convert to fraction form
   1,168.67/1,754.27 = 1,164.31/x
3. Step 3: Cross multiply
   1,168.67x = 1,754.27 × 1,164.31
4. Step 4: Simplify right side
   1,168.67x = 2,042,517.30
5. Step 5: Solve for x
   x = 2,042,517.30/1,168.67
6. Step 6: Final answer
   x = 1,747.73