Finding the Fourth Proportional to 2,023.95, 3,035.69 and 869.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,023.95 : 3,035.69 = 869.55 : x
2. Step 2: Convert to fraction form
   2,023.95/3,035.69 = 869.55/x
3. Step 3: Cross multiply
   2,023.95x = 3,035.69 × 869.55
4. Step 4: Simplify right side
   2,023.95x = 2,639,679.89
5. Step 5: Solve for x
   x = 2,639,679.89/2,023.95
6. Step 6: Final answer
   x = 1,304.22