Finding the Fourth Proportional to 1,060.74, 1,591.38 and 754.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.74 : 1,591.38 = 754.56 : x
2. Step 2: Convert to fraction form
   1,060.74/1,591.38 = 754.56/x
3. Step 3: Cross multiply
   1,060.74x = 1,591.38 × 754.56
4. Step 4: Simplify right side
   1,060.74x = 1,200,791.69
5. Step 5: Solve for x
   x = 1,200,791.69/1,060.74
6. Step 6: Final answer
   x = 1,132.03