Finding the Fourth Proportional to 2,247.96, 3,101.31 and 1,658.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,247.96 : 3,101.31 = 1,658.28 : x
2. Step 2: Convert to fraction form
   2,247.96/3,101.31 = 1,658.28/x
3. Step 3: Cross multiply
   2,247.96x = 3,101.31 × 1,658.28
4. Step 4: Simplify right side
   2,247.96x = 5,142,840.35
5. Step 5: Solve for x
   x = 5,142,840.35/2,247.96
6. Step 6: Final answer
   x = 2,287.78