Finding the Fourth Proportional to 3,713.04, 5,581.71 and 3,683.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,713.04 : 5,581.71 = 3,683.88 : x
2. Step 2: Convert to fraction form
   3,713.04/5,581.71 = 3,683.88/x
3. Step 3: Cross multiply
   3,713.04x = 5,581.71 × 3,683.88
4. Step 4: Simplify right side
   3,713.04x = 20,562,349.83
5. Step 5: Solve for x
   x = 20,562,349.83/3,713.04
6. Step 6: Final answer
   x = 5,537.87