Finding the Fourth Proportional to 3,662.15, 5,054.22 and 2,090.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.15 : 5,054.22 = 2,090.57 : x
2. Step 2: Convert to fraction form
   3,662.15/5,054.22 = 2,090.57/x
3. Step 3: Cross multiply
   3,662.15x = 5,054.22 × 2,090.57
4. Step 4: Simplify right side
   3,662.15x = 10,566,175.43
5. Step 5: Solve for x
   x = 10,566,175.43/3,662.15
6. Step 6: Final answer
   x = 2,885.24