Finding the Fourth Proportional to 2,443.42, 3,663.45 and 1,176.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.42 : 3,663.45 = 1,176.30 : x
2. Step 2: Convert to fraction form
   2,443.42/3,663.45 = 1,176.30/x
3. Step 3: Cross multiply
   2,443.42x = 3,663.45 × 1,176.30
4. Step 4: Simplify right side
   2,443.42x = 4,309,297.92
5. Step 5: Solve for x
   x = 4,309,297.92/2,443.42
6. Step 6: Final answer
   x = 1,763.64