Finding the Fourth Proportional to 2,363.78, 3,262.02 and 1,315.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.78 : 3,262.02 = 1,315.82 : x
2. Step 2: Convert to fraction form
   2,363.78/3,262.02 = 1,315.82/x
3. Step 3: Cross multiply
   2,363.78x = 3,262.02 × 1,315.82
4. Step 4: Simplify right side
   2,363.78x = 4,292,231.16
5. Step 5: Solve for x
   x = 4,292,231.16/2,363.78
6. Step 6: Final answer
   x = 1,815.83