Finding the Fourth Proportional to 2,553.57, 3,523.82 and 1,560.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.57 : 3,523.82 = 1,560.51 : x
2. Step 2: Convert to fraction form
   2,553.57/3,523.82 = 1,560.51/x
3. Step 3: Cross multiply
   2,553.57x = 3,523.82 × 1,560.51
4. Step 4: Simplify right side
   2,553.57x = 5,498,948.55
5. Step 5: Solve for x
   x = 5,498,948.55/2,553.57
6. Step 6: Final answer
   x = 2,153.44