Finding the Fourth Proportional to 2,216.86, 3,056.34 and 1,517.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.86 : 3,056.34 = 1,517.02 : x
2. Step 2: Convert to fraction form
   2,216.86/3,056.34 = 1,517.02/x
3. Step 3: Cross multiply
   2,216.86x = 3,056.34 × 1,517.02
4. Step 4: Simplify right side
   2,216.86x = 4,636,528.91
5. Step 5: Solve for x
   x = 4,636,528.91/2,216.86
6. Step 6: Final answer
   x = 2,091.48