Finding the Fourth Proportional to 2,575.16, 3,553.70 and 1,527.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.16 : 3,553.70 = 1,527.72 : x
2. Step 2: Convert to fraction form
   2,575.16/3,553.70 = 1,527.72/x
3. Step 3: Cross multiply
   2,575.16x = 3,553.70 × 1,527.72
4. Step 4: Simplify right side
   2,575.16x = 5,429,058.56
5. Step 5: Solve for x
   x = 5,429,058.56/2,575.16
6. Step 6: Final answer
   x = 2,108.24