Finding the Fourth Proportional to 3,744.96, 5,615.71 and 2,185.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744.96 : 5,615.71 = 2,185.42 : x
2. Step 2: Convert to fraction form
   3,744.96/5,615.71 = 2,185.42/x
3. Step 3: Cross multiply
   3,744.96x = 5,615.71 × 2,185.42
4. Step 4: Simplify right side
   3,744.96x = 12,272,665.45
5. Step 5: Solve for x
   x = 12,272,665.45/3,744.96
6. Step 6: Final answer
   x = 3,277.12