Finding the Fourth Proportional to 2,574.63, 3,552.71 and 1,512.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.63 : 3,552.71 = 1,512.23 : x
2. Step 2: Convert to fraction form
   2,574.63/3,552.71 = 1,512.23/x
3. Step 3: Cross multiply
   2,574.63x = 3,552.71 × 1,512.23
4. Step 4: Simplify right side
   2,574.63x = 5,372,489.32
5. Step 5: Solve for x
   x = 5,372,489.32/2,574.63
6. Step 6: Final answer
   x = 2,086.70