Finding the Fourth Proportional to 2,199.59, 3,035.35 and 1,255.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199.59 : 3,035.35 = 1,255.68 : x
2. Step 2: Convert to fraction form
   2,199.59/3,035.35 = 1,255.68/x
3. Step 3: Cross multiply
   2,199.59x = 3,035.35 × 1,255.68
4. Step 4: Simplify right side
   2,199.59x = 3,811,429.86
5. Step 5: Solve for x
   x = 3,811,429.86/2,199.59
6. Step 6: Final answer
   x = 1,732.79