Finding the Fourth Proportional to 2,776.59, 3,831.62 and 1,517.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,776.59 : 3,831.62 = 1,517.60 : x
2. Step 2: Convert to fraction form
   2,776.59/3,831.62 = 1,517.60/x
3. Step 3: Cross multiply
   2,776.59x = 3,831.62 × 1,517.60
4. Step 4: Simplify right side
   2,776.59x = 5,814,868.50
5. Step 5: Solve for x
   x = 5,814,868.50/2,776.59
6. Step 6: Final answer
   x = 2,094.25