Finding the Fourth Proportional to 2,355.69, 3,250.89 and 1,361.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.69 : 3,250.89 = 1,361.07 : x
2. Step 2: Convert to fraction form
   2,355.69/3,250.89 = 1,361.07/x
3. Step 3: Cross multiply
   2,355.69x = 3,250.89 × 1,361.07
4. Step 4: Simplify right side
   2,355.69x = 4,424,688.85
5. Step 5: Solve for x
   x = 4,424,688.85/2,355.69
6. Step 6: Final answer
   x = 1,878.30