Finding the Fourth Proportional to 3,673.71, 5,510.61 and 1,076.70

Step by Step Solution

1. Step 1: Write the proportion equation
   3,673.71 : 5,510.61 = 1,076.70 : x
2. Step 2: Convert to fraction form
   3,673.71/5,510.61 = 1,076.70/x
3. Step 3: Cross multiply
   3,673.71x = 5,510.61 × 1,076.70
4. Step 4: Simplify right side
   3,673.71x = 5,933,273.79
5. Step 5: Solve for x
   x = 5,933,273.79/3,673.71
6. Step 6: Final answer
   x = 1,615.06