Finding the Fourth Proportional to 2,517.30, 3,770.46 and 1,216.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.30 : 3,770.46 = 1,216.04 : x
2. Step 2: Convert to fraction form
   2,517.30/3,770.46 = 1,216.04/x
3. Step 3: Cross multiply
   2,517.30x = 3,770.46 × 1,216.04
4. Step 4: Simplify right side
   2,517.30x = 4,585,030.18
5. Step 5: Solve for x
   x = 4,585,030.18/2,517.30
6. Step 6: Final answer
   x = 1,821.41