Finding the Fourth Proportional to 2,776.39, 3,831.46 and 1,517.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,776.39 : 3,831.46 = 1,517.50 : x
2. Step 2: Convert to fraction form
   2,776.39/3,831.46 = 1,517.50/x
3. Step 3: Cross multiply
   2,776.39x = 3,831.46 × 1,517.50
4. Step 4: Simplify right side
   2,776.39x = 5,814,236.05
5. Step 5: Solve for x
   x = 5,814,236.05/2,776.39
6. Step 6: Final answer
   x = 2,094.17