Finding the Fourth Proportional to 1,141.86, 1,574.73 and 749.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141.86 : 1,574.73 = 749.10 : x
2. Step 2: Convert to fraction form
   1,141.86/1,574.73 = 749.10/x
3. Step 3: Cross multiply
   1,141.86x = 1,574.73 × 749.10
4. Step 4: Simplify right side
   1,141.86x = 1,179,630.24
5. Step 5: Solve for x
   x = 1,179,630.24/1,141.86
6. Step 6: Final answer
   x = 1,033.08