Finding the Fourth Proportional to 2,617.83, 3,924.59 and 1,077.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.83 : 3,924.59 = 1,077.75 : x
2. Step 2: Convert to fraction form
   2,617.83/3,924.59 = 1,077.75/x
3. Step 3: Cross multiply
   2,617.83x = 3,924.59 × 1,077.75
4. Step 4: Simplify right side
   2,617.83x = 4,229,721.48
5. Step 5: Solve for x
   x = 4,229,721.48/2,617.83
6. Step 6: Final answer
   x = 1,615.74