Finding the Fourth Proportional to 5,725.78, 8,577.42 and 3,772.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,725.78 : 8,577.42 = 3,772.06 : x
2. Step 2: Convert to fraction form
   5,725.78/8,577.42 = 3,772.06/x
3. Step 3: Cross multiply
   5,725.78x = 8,577.42 × 3,772.06
4. Step 4: Simplify right side
   5,725.78x = 32,354,542.89
5. Step 5: Solve for x
   x = 32,354,542.89/5,725.78
6. Step 6: Final answer
   x = 5,650.68