Finding the Fourth Proportional to 2,311.52, 3,462.69 and 1,077.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311.52 : 3,462.69 = 1,077.23 : x
2. Step 2: Convert to fraction form
   2,311.52/3,462.69 = 1,077.23/x
3. Step 3: Cross multiply
   2,311.52x = 3,462.69 × 1,077.23
4. Step 4: Simplify right side
   2,311.52x = 3,730,104.89
5. Step 5: Solve for x
   x = 3,730,104.89/2,311.52
6. Step 6: Final answer
   x = 1,613.70