Finding the Fourth Proportional to 2,356.94, 3,251.18 and 1,610.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.94 : 3,251.18 = 1,610.52 : x
2. Step 2: Convert to fraction form
   2,356.94/3,251.18 = 1,610.52/x
3. Step 3: Cross multiply
   2,356.94x = 3,251.18 × 1,610.52
4. Step 4: Simplify right side
   2,356.94x = 5,236,090.41
5. Step 5: Solve for x
   x = 5,236,090.41/2,356.94
6. Step 6: Final answer
   x = 2,221.56