Finding the Fourth Proportional to 3,667.17, 5,501.37 and 1,818.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.17 : 5,501.37 = 1,818.35 : x
2. Step 2: Convert to fraction form
   3,667.17/5,501.37 = 1,818.35/x
3. Step 3: Cross multiply
   3,667.17x = 5,501.37 × 1,818.35
4. Step 4: Simplify right side
   3,667.17x = 10,003,405.85
5. Step 5: Solve for x
   x = 10,003,405.85/3,667.17
6. Step 6: Final answer
   x = 2,727.82