Finding the Fourth Proportional to 1,057.82, 1,459.11 and 726.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057.82 : 1,459.11 = 726.43 : x
2. Step 2: Convert to fraction form
   1,057.82/1,459.11 = 726.43/x
3. Step 3: Cross multiply
   1,057.82x = 1,459.11 × 726.43
4. Step 4: Simplify right side
   1,057.82x = 1,059,930.35
5. Step 5: Solve for x
   x = 1,059,930.35/1,057.82
6. Step 6: Final answer
   x = 1,002.00