Finding the Fourth Proportional to 2,484.42, 3,727.71 and 841.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484.42 : 3,727.71 = 841.20 : x
2. Step 2: Convert to fraction form
   2,484.42/3,727.71 = 841.20/x
3. Step 3: Cross multiply
   2,484.42x = 3,727.71 × 841.20
4. Step 4: Simplify right side
   2,484.42x = 3,135,749.65
5. Step 5: Solve for x
   x = 3,135,749.65/2,484.42
6. Step 6: Final answer
   x = 1,262.17