Finding the Fourth Proportional to 2,574.62, 3,552.96 and 1,455.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.62 : 3,552.96 = 1,455.80 : x
2. Step 2: Convert to fraction form
   2,574.62/3,552.96 = 1,455.80/x
3. Step 3: Cross multiply
   2,574.62x = 3,552.96 × 1,455.80
4. Step 4: Simplify right side
   2,574.62x = 5,172,399.17
5. Step 5: Solve for x
   x = 5,172,399.17/2,574.62
6. Step 6: Final answer
   x = 2,009.00