Finding the Fourth Proportional to 2,707.25, 4,061.03 and 759.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,707.25 : 4,061.03 = 759.60 : x
2. Step 2: Convert to fraction form
   2,707.25/4,061.03 = 759.60/x
3. Step 3: Cross multiply
   2,707.25x = 4,061.03 × 759.60
4. Step 4: Simplify right side
   2,707.25x = 3,084,754.59
5. Step 5: Solve for x
   x = 3,084,754.59/2,707.25
6. Step 6: Final answer
   x = 1,139.44