Finding the Fourth Proportional to 2,499.16, 3,747.66 and 767.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.16 : 3,747.66 = 767.38 : x
2. Step 2: Convert to fraction form
   2,499.16/3,747.66 = 767.38/x
3. Step 3: Cross multiply
   2,499.16x = 3,747.66 × 767.38
4. Step 4: Simplify right side
   2,499.16x = 2,875,879.33
5. Step 5: Solve for x
   x = 2,875,879.33/2,499.16
6. Step 6: Final answer
   x = 1,150.74