Finding the Fourth Proportional to 2,228.38, 3,073.30 and 1,670.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228.38 : 3,073.30 = 1,670.16 : x
2. Step 2: Convert to fraction form
   2,228.38/3,073.30 = 1,670.16/x
3. Step 3: Cross multiply
   2,228.38x = 3,073.30 × 1,670.16
4. Step 4: Simplify right side
   2,228.38x = 5,132,902.73
5. Step 5: Solve for x
   x = 5,132,902.73/2,228.38
6. Step 6: Final answer
   x = 2,303.42