Finding the Fourth Proportional to 1,196.81, 1,650.60 and 748.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.81 : 1,650.60 = 748.65 : x
2. Step 2: Convert to fraction form
   1,196.81/1,650.60 = 748.65/x
3. Step 3: Cross multiply
   1,196.81x = 1,650.60 × 748.65
4. Step 4: Simplify right side
   1,196.81x = 1,235,721.69
5. Step 5: Solve for x
   x = 1,235,721.69/1,196.81
6. Step 6: Final answer
   x = 1,032.52