Finding the Fourth Proportional to 1,356.72, 2,035.43 and 382.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356.72 : 2,035.43 = 382.83 : x
2. Step 2: Convert to fraction form
   1,356.72/2,035.43 = 382.83/x
3. Step 3: Cross multiply
   1,356.72x = 2,035.43 × 382.83
4. Step 4: Simplify right side
   1,356.72x = 779,215.56
5. Step 5: Solve for x
   x = 779,215.56/1,356.72
6. Step 6: Final answer
   x = 574.34