Finding the Fourth Proportional to 2,216.25, 3,057.48 and 1,459.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.25 : 3,057.48 = 1,459.80 : x
2. Step 2: Convert to fraction form
   2,216.25/3,057.48 = 1,459.80/x
3. Step 3: Cross multiply
   2,216.25x = 3,057.48 × 1,459.80
4. Step 4: Simplify right side
   2,216.25x = 4,463,309.30
5. Step 5: Solve for x
   x = 4,463,309.30/2,216.25
6. Step 6: Final answer
   x = 2,013.90