Finding the Fourth Proportional to 2,216.88, 3,056.32 and 1,517.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.88 : 3,056.32 = 1,517.04 : x
2. Step 2: Convert to fraction form
   2,216.88/3,056.32 = 1,517.04/x
3. Step 3: Cross multiply
   2,216.88x = 3,056.32 × 1,517.04
4. Step 4: Simplify right side
   2,216.88x = 4,636,559.69
5. Step 5: Solve for x
   x = 4,636,559.69/2,216.88
6. Step 6: Final answer
   x = 2,091.48