Finding the Fourth Proportional to 2,355.86, 3,250.86 and 1,293.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.86 : 3,250.86 = 1,293.57 : x
2. Step 2: Convert to fraction form
   2,355.86/3,250.86 = 1,293.57/x
3. Step 3: Cross multiply
   2,355.86x = 3,250.86 × 1,293.57
4. Step 4: Simplify right side
   2,355.86x = 4,205,214.97
5. Step 5: Solve for x
   x = 4,205,214.97/2,355.86
6. Step 6: Final answer
   x = 1,785.01