Finding the Fourth Proportional to 2,574.32, 3,552.58 and 1,511.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.32 : 3,552.58 = 1,511.88 : x
2. Step 2: Convert to fraction form
   2,574.32/3,552.58 = 1,511.88/x
3. Step 3: Cross multiply
   2,574.32x = 3,552.58 × 1,511.88
4. Step 4: Simplify right side
   2,574.32x = 5,371,074.65
5. Step 5: Solve for x
   x = 5,371,074.65/2,574.32
6. Step 6: Final answer
   x = 2,086.41