Finding the Fourth Proportional to 1,760.73, 2,638.82 and 719.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.73 : 2,638.82 = 719.52 : x
2. Step 2: Convert to fraction form
   1,760.73/2,638.82 = 719.52/x
3. Step 3: Cross multiply
   1,760.73x = 2,638.82 × 719.52
4. Step 4: Simplify right side
   1,760.73x = 1,898,680.17
5. Step 5: Solve for x
   x = 1,898,680.17/1,760.73
6. Step 6: Final answer
   x = 1,078.35