Finding the Fourth Proportional to 2,461.86, 3,692.73 and 818.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,461.86 : 3,692.73 = 818.42 : x
2. Step 2: Convert to fraction form
   2,461.86/3,692.73 = 818.42/x
3. Step 3: Cross multiply
   2,461.86x = 3,692.73 × 818.42
4. Step 4: Simplify right side
   2,461.86x = 3,022,188.13
5. Step 5: Solve for x
   x = 3,022,188.13/2,461.86
6. Step 6: Final answer
   x = 1,227.61