Finding the Fourth Proportional to 2,216.58, 3,059.98 and 1,512.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.58 : 3,059.98 = 1,512.09 : x
2. Step 2: Convert to fraction form
   2,216.58/3,059.98 = 1,512.09/x
3. Step 3: Cross multiply
   2,216.58x = 3,059.98 × 1,512.09
4. Step 4: Simplify right side
   2,216.58x = 4,626,942.30
5. Step 5: Solve for x
   x = 4,626,942.30/2,216.58
6. Step 6: Final answer
   x = 2,087.42