Finding the Fourth Proportional to 2,311.29, 3,466.31 and 1,077.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311.29 : 3,466.31 = 1,077.50 : x
2. Step 2: Convert to fraction form
   2,311.29/3,466.31 = 1,077.50/x
3. Step 3: Cross multiply
   2,311.29x = 3,466.31 × 1,077.50
4. Step 4: Simplify right side
   2,311.29x = 3,734,934.39
5. Step 5: Solve for x
   x = 3,734,934.39/2,311.29
6. Step 6: Final answer
   x = 1,615.95