Finding the Fourth Proportional to 3,683.91, 5,502.43 and 3,165.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,683.91 : 5,502.43 = 3,165.42 : x
2. Step 2: Convert to fraction form
   3,683.91/5,502.43 = 3,165.42/x
3. Step 3: Cross multiply
   3,683.91x = 5,502.43 × 3,165.42
4. Step 4: Simplify right side
   3,683.91x = 17,417,501.97
5. Step 5: Solve for x
   x = 17,417,501.97/3,683.91
6. Step 6: Final answer
   x = 4,727.99