Finding the Fourth Proportional to 3,762.91, 5,606.22 and 3,577.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,762.91 : 5,606.22 = 3,577.02 : x
2. Step 2: Convert to fraction form
   3,762.91/5,606.22 = 3,577.02/x
3. Step 3: Cross multiply
   3,762.91x = 5,606.22 × 3,577.02
4. Step 4: Simplify right side
   3,762.91x = 20,053,561.06
5. Step 5: Solve for x
   x = 20,053,561.06/3,762.91
6. Step 6: Final answer
   x = 5,329.27