Finding the Fourth Proportional to 2,789.56, 3,850.16 and 1,610.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789.56 : 3,850.16 = 1,610.47 : x
2. Step 2: Convert to fraction form
   2,789.56/3,850.16 = 1,610.47/x
3. Step 3: Cross multiply
   2,789.56x = 3,850.16 × 1,610.47
4. Step 4: Simplify right side
   2,789.56x = 6,200,567.18
5. Step 5: Solve for x
   x = 6,200,567.18/2,789.56
6. Step 6: Final answer
   x = 2,222.78