Finding the Fourth Proportional to 3,673.62, 5,511.24 and 1,076.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,673.62 : 5,511.24 = 1,076.76 : x
2. Step 2: Convert to fraction form
   3,673.62/5,511.24 = 1,076.76/x
3. Step 3: Cross multiply
   3,673.62x = 5,511.24 × 1,076.76
4. Step 4: Simplify right side
   3,673.62x = 5,934,282.78
5. Step 5: Solve for x
   x = 5,934,282.78/3,673.62
6. Step 6: Final answer
   x = 1,615.38