Finding the Fourth Proportional to 2,231.55, 3,347.73 and 1,456.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231.55 : 3,347.73 = 1,456.38 : x
2. Step 2: Convert to fraction form
   2,231.55/3,347.73 = 1,456.38/x
3. Step 3: Cross multiply
   2,231.55x = 3,347.73 × 1,456.38
4. Step 4: Simplify right side
   2,231.55x = 4,875,567.02
5. Step 5: Solve for x
   x = 4,875,567.02/2,231.55
6. Step 6: Final answer
   x = 2,184.83