Finding the Fourth Proportional to 2,462.18, 3,692.03 and 818.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.18 : 3,692.03 = 818.15 : x
2. Step 2: Convert to fraction form
   2,462.18/3,692.03 = 818.15/x
3. Step 3: Cross multiply
   2,462.18x = 3,692.03 × 818.15
4. Step 4: Simplify right side
   2,462.18x = 3,020,611.79
5. Step 5: Solve for x
   x = 3,020,611.79/2,462.18
6. Step 6: Final answer
   x = 1,226.81