Finding the Fourth Proportional to 2,199.72, 3,035.34 and 1,255.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199.72 : 3,035.34 = 1,255.62 : x
2. Step 2: Convert to fraction form
   2,199.72/3,035.34 = 1,255.62/x
3. Step 3: Cross multiply
   2,199.72x = 3,035.34 × 1,255.62
4. Step 4: Simplify right side
   2,199.72x = 3,811,233.61
5. Step 5: Solve for x
   x = 3,811,233.61/2,199.72
6. Step 6: Final answer
   x = 1,732.60