Finding the Fourth Proportional to 3,150.89, 4,348.41 and 1,806.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150.89 : 4,348.41 = 1,806.72 : x
2. Step 2: Convert to fraction form
   3,150.89/4,348.41 = 1,806.72/x
3. Step 3: Cross multiply
   3,150.89x = 4,348.41 × 1,806.72
4. Step 4: Simplify right side
   3,150.89x = 7,856,359.32
5. Step 5: Solve for x
   x = 7,856,359.32/3,150.89
6. Step 6: Final answer
   x = 2,493.38