Finding the Fourth Proportional to 1,303.86, 1,799.57 and 1,093.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303.86 : 1,799.57 = 1,093.78 : x
2. Step 2: Convert to fraction form
   1,303.86/1,799.57 = 1,093.78/x
3. Step 3: Cross multiply
   1,303.86x = 1,799.57 × 1,093.78
4. Step 4: Simplify right side
   1,303.86x = 1,968,333.67
5. Step 5: Solve for x
   x = 1,968,333.67/1,303.86
6. Step 6: Final answer
   x = 1,509.62