Finding the Fourth Proportional to 1,357.82, 2,036.82 and 492.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357.82 : 2,036.82 = 492.14 : x
2. Step 2: Convert to fraction form
   1,357.82/2,036.82 = 492.14/x
3. Step 3: Cross multiply
   1,357.82x = 2,036.82 × 492.14
4. Step 4: Simplify right side
   1,357.82x = 1,002,400.59
5. Step 5: Solve for x
   x = 1,002,400.59/1,357.82
6. Step 6: Final answer
   x = 738.24