Finding the Fourth Proportional to 1,057.90, 1,460.26 and 726.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057.90 : 1,460.26 = 726.82 : x
2. Step 2: Convert to fraction form
   1,057.90/1,460.26 = 726.82/x
3. Step 3: Cross multiply
   1,057.90x = 1,460.26 × 726.82
4. Step 4: Simplify right side
   1,057.90x = 1,061,346.17
5. Step 5: Solve for x
   x = 1,061,346.17/1,057.90
6. Step 6: Final answer
   x = 1,003.26