Finding the Fourth Proportional to 1,517.72, 2,264.74 and 1,354.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517.72 : 2,264.74 = 1,354.28 : x
2. Step 2: Convert to fraction form
   1,517.72/2,264.74 = 1,354.28/x
3. Step 3: Cross multiply
   1,517.72x = 2,264.74 × 1,354.28
4. Step 4: Simplify right side
   1,517.72x = 3,067,092.09
5. Step 5: Solve for x
   x = 3,067,092.09/1,517.72
6. Step 6: Final answer
   x = 2,020.86