Finding the Fourth Proportional to 1,818.42, 2,723.78 and 1,202.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,818.42 : 2,723.78 = 1,202.42 : x
2. Step 2: Convert to fraction form
   1,818.42/2,723.78 = 1,202.42/x
3. Step 3: Cross multiply
   1,818.42x = 2,723.78 × 1,202.42
4. Step 4: Simplify right side
   1,818.42x = 3,275,127.55
5. Step 5: Solve for x
   x = 3,275,127.55/1,818.42
6. Step 6: Final answer
   x = 1,801.08