Finding the Fourth Proportional to 3,810.72, 5,700.27 and 3,577.44

Step by Step Solution

1. Step 1: Write the proportion equation
   3,810.72 : 5,700.27 = 3,577.44 : x
2. Step 2: Convert to fraction form
   3,810.72/5,700.27 = 3,577.44/x
3. Step 3: Cross multiply
   3,810.72x = 5,700.27 × 3,577.44
4. Step 4: Simplify right side
   3,810.72x = 20,392,373.91
5. Step 5: Solve for x
   x = 20,392,373.91/3,810.72
6. Step 6: Final answer
   x = 5,351.32