Finding the Fourth Proportional to 1,167.75, 1,611.52 and 754.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167.75 : 1,611.52 = 754.47 : x
2. Step 2: Convert to fraction form
   1,167.75/1,611.52 = 754.47/x
3. Step 3: Cross multiply
   1,167.75x = 1,611.52 × 754.47
4. Step 4: Simplify right side
   1,167.75x = 1,215,839.72
5. Step 5: Solve for x
   x = 1,215,839.72/1,167.75
6. Step 6: Final answer
   x = 1,041.18