Finding the Fourth Proportional to 2,462.52, 3,692.96 and 818.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.52 : 3,692.96 = 818.70 : x
2. Step 2: Convert to fraction form
   2,462.52/3,692.96 = 818.70/x
3. Step 3: Cross multiply
   2,462.52x = 3,692.96 × 818.70
4. Step 4: Simplify right side
   2,462.52x = 3,023,426.35
5. Step 5: Solve for x
   x = 3,023,426.35/2,462.52
6. Step 6: Final answer
   x = 1,227.78