Finding the Fourth Proportional to 1,510.28, 2,264.25 and 719.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.28 : 2,264.25 = 719.24 : x
2. Step 2: Convert to fraction form
   1,510.28/2,264.25 = 719.24/x
3. Step 3: Cross multiply
   1,510.28x = 2,264.25 × 719.24
4. Step 4: Simplify right side
   1,510.28x = 1,628,534.89
5. Step 5: Solve for x
   x = 1,628,534.89/1,510.28
6. Step 6: Final answer
   x = 1,078.30