Finding the Fourth Proportional to 2,035.49, 3,057.33 and 1,215.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,035.49 : 3,057.33 = 1,215.36 : x
2. Step 2: Convert to fraction form
   2,035.49/3,057.33 = 1,215.36/x
3. Step 3: Cross multiply
   2,035.49x = 3,057.33 × 1,215.36
4. Step 4: Simplify right side
   2,035.49x = 3,715,756.59
5. Step 5: Solve for x
   x = 3,715,756.59/2,035.49
6. Step 6: Final answer
   x = 1,825.49