Finding the Fourth Proportional to 2,355.99, 3,250.83 and 1,360.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.99 : 3,250.83 = 1,360.90 : x
2. Step 2: Convert to fraction form
   2,355.99/3,250.83 = 1,360.90/x
3. Step 3: Cross multiply
   2,355.99x = 3,250.83 × 1,360.90
4. Step 4: Simplify right side
   2,355.99x = 4,424,054.55
5. Step 5: Solve for x
   x = 4,424,054.55/2,355.99
6. Step 6: Final answer
   x = 1,877.79