Finding the Fourth Proportional to 1,517.15, 2,274.56 and 1,362.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517.15 : 2,274.56 = 1,362.61 : x
2. Step 2: Convert to fraction form
   1,517.15/2,274.56 = 1,362.61/x
3. Step 3: Cross multiply
   1,517.15x = 2,274.56 × 1,362.61
4. Step 4: Simplify right side
   1,517.15x = 3,099,338.20
5. Step 5: Solve for x
   x = 3,099,338.20/1,517.15
6. Step 6: Final answer
   x = 2,042.87